In-Depth Research Report on the Origin, Lineage Evolution, and Geo-Cultural Space of the Japanese Surname Tanaka

Chapter 1: Introduction — The Symbolization of Rice-Paddy Civilization and Onomastic Mapping

In the global study of surnames and onomastics, Japanese surnames are notable for their extraordinarily large total number, high degree of geographic dependency, and complex social stratification. Among the over one hundred thousand Japanese surnames, "Tanaka" (田中) occupies a particularly central and distinctive position. Multiple demographic surveys show that Tanaka is the fourth most common surname in Japan, with a national population of approximately 1.31 to 1.35 million people, accounting for a significant proportion of the total population — roughly 10.62 people per thousand bear the Tanaka surname 1. However, unlike many Chinese surnames, which typically descend from a single bloodline or a feudal state, Japan's Tanaka clan does not trace back to a single common ancestor. It is a composite surname formed by the convergence of ancient aristocratic houses, medieval warrior clans, hereditary Shinto priests, and modern commoner geographic identity.

Deconstructing the term from the perspective of cultural geography and etymology, "Tanaka" literally means "in the middle of the paddy field" (田んぼの中) 1. In ancient Japan, where wet-rice cultivation was the economic backbone, paddy fields were not only the material foundation of survival but also the absolute embodiment of wealth, power, and social status 6. Families who could live in the center of vast paddy fields or who held rights to manage them were typically local magnates, estate lords, or village core figures who controlled the distribution of land resources 6. Thus, in the early stages of feudal development, the surname "Tanaka" carried a strong metaphor of wealth and class identity. It was not until the Meiji period's "Commoner Surname Mandatory Order" that hundreds of thousands of farmers who had tilled the paddies for generations adopted the name for themselves, finally completing the surname's comprehensive popularization from a privileged designation to one of the modern common people 9. This report systematically examines the geographic distribution features of the Tanaka surname, the clan genealogies of ancient families and warrior houses, the cultural meaning of family crest symbols, and their multidimensional extensions within the East Asian geo-cultural sphere — including the evolution of place names in Taiwan and the history of Soshi-kaimei (forced surname change) on the Korean Peninsula — thereby revealing the history of social class mobility reflected behind this surname.

Chapter 2: Etymological Logic and the "West High, East Low" Distribution Phenomenon

The distribution of the Tanaka surname throughout Japan is by no means a statistically uniform random pattern. Instead, it displays an unmistakable "West High, East Low" spatial characteristic, behind which lies a deeper historical current of Japanese agricultural civilization's expansion.

In East Asian agricultural culture, village settlement and field reclamation possessed strong directionality and centrality. In ancient Japanese village planning, the sun-facing east and south sides were typically designated as the village center. With this center as a reference point, fields located to the west were called "Nishita" (西田, west field), fields to the north were called "Kitata" (北田, north field), and the paddy fields occupying the absolute core position were called "Tanaka" (田中, middle of the field) 7. Therefore, among the numerous surnames containing the character "ta" (田, field) — such as Yoshida, Ikeda, Maeda, Yamada, etc. — "Tanaka," because it refers to the core resource of the settlement, became the most common place name, subsequently giving rise to the largest group of surname bearers 1.

Macro population geography data further confirm this historical pattern. The Tanaka surname holds absolute dominance in western Japan. Viewed by prefectural ranking, this concentration reveals the propagation routes of wet-rice cultivation technology.

The fundamental reason for this pronounced geographic preference lies in the historical process of Japan's rice-paddy culture (稲作文化). Wet-rice cultivation technology was first introduced to Kyushu via the Korean Peninsula, then gradually spread to the western parts of Honshu (Chugoku, Kinki), and over a long history slowly pushed toward eastern Japan and Tohoku 1. Because agricultural development in western Japan began far earlier than in eastern Japan, and the climate and terrain were more suited to paddy field reclamation, place names in western Japan containing the character "ta" (田) are both older and vastly more numerous 1. For example, medieval Omi Province (present-day Shiga Prefecture), relying on the abundant water resources of Lake Biwa, developed what was then the nation's premier concentration of paddy fields, explaining why Tanaka holds an overwhelming population base in the Kinki region and Kansai — Osaka Prefecture alone has over 22,000 registered Tanaka households 8. In contrast, eastern Japan in early times relied more on hunting, gathering, or dry-field agriculture (畠), with relatively few paddy-field place names, fundamentally limiting the surname's growth in the Tohoku region from its root 2.

Chapter 3: Ancient Traces to the Imperial Aristocracy and Shinto Shrine Houses

Although modern society generally regards "Tanaka" as a commoner surname imbued with strong rustic flavor, historical documents show that this surname once played an exceedingly prominent role in the ancient Japanese aristocracy and centralized politics. Its status as an aristocratic lineage surname is even recorded in such national-treasure-level texts as the Kojiki, Nihon Shoki, and Shinsen Shojiroku 6.

Among the ancient Kinai powerful families, the Soga-line Tanaka clan was the most illustrious branch. According to the Kojiki's account of the eighth Emperor Kogen, the legendary powerful minister Takenouchi no Sukune's son — Soga no Ishikawa no Sukune — was the common ancestor of the Soga, Kawabe, Tanaka, and Takamuko clans 17. This Tanaka branch originated in Tanaka, Takaichi District, Yamato Province (present-day Tanaka-cho, Kashihara City, Nara Prefecture). When the "Yakusa no Kabane" (Eight Kabane Titles) system was enacted in the 13th year of Emperor Tenmu (684 AD) to distinguish aristocratic ranks, the court bestowed upon them the highest-ranking "Ason" kabane title, marking their status as a core force supporting the Yamato kingship's center 15. In the Nihon Shoki, during court deliberations in 623 AD (the reign of Empress Suiko) on whether to dispatch troops to attack Silla, representatives of the Tanaka clan openly voiced strong objections — a historical detail that fully demonstrates their enormous influence on the state's military and diplomatic decision-making during the Asuka period 6.

Beyond the Soga clan, many other prominent families active in the ancient central government also produced Tanaka offshoots. For example, among the Mononobe clan, who presided over rituals and military affairs, there emerged Tanaka no Omuraji and Tanaka no Homaro, central bureaucrats highly active in ancient Japanese history 19. Furthermore, a Yamato Province Tanaka branch descended from imperial blood — the line of Prince Toneri, son of Emperor Tenmu — spread outward; while another lineage passed down through Tanaka Korehiro and Korekuni, descendants of the Soga, was later granted the "Sukune" title, and their descendants expanded eastward into Musashi Province, becoming known as the "Yamato no Sukune" 19. In the lineages of toraijin (immigrants from the Korean Peninsula and the continent), Baekje immigrant Tanaka no Muraji Kimimaro and others, by virtue of the advanced agricultural and craft technologies they brought, were also granted the Tanaka surname by the court, further enriching the bloodline composition of the ancient Tanaka clan 18.

In the Shinto belief system, hereditary priests (shake and shikan) of certain important shrines also adopted Tanaka as their surname. The most famous was the Iwashimizu Hachimangu shrine priest family originating from Yawata in Yamashiro Province. This family was originally surnamed Ki. Its ancestor Tarui Katsukiyo's son Keisei, having received land in Tanaka, Kyoto (Bomon-cho, Shimogyo Ward), thus called himself Tanaka, a branch historically known as the "Miyazaki Tanaka" 18. Additionally, among the families serving as "Gon-negi" (senior priests) at Atsuta Shrine in Owari Province, there was also a Tanaka branch derived from the Ki clan 19. Throughout the long medieval period, these priestly families held vast shrine estate domains, becoming important transmitters of the Tanaka surname in the religious and cultural spheres.

Chapter 4: Clan Fragmentation and Multi-Source Lineages in Warrior Society

Entering the medieval and early modern periods (Kamakura, Muromachi, to Edo), the warrior class (buke) comprehensively grasped Japan's political and territorial power. Because warriors generally followed the convention of adopting the name of the estate, village, or district they possessed as their "myoji" (surname), as feudal domains were continuously subdivided and younger sons established independence, a proliferation of mutually independent and unrelated warrior Tanaka families sprang up like bamboo shoots after rain across the entire country 10. This phenomenon of "different origins, same name" constitutes the core evolutionary logic of the medieval Tanaka clan.

In the eastern provinces (Kanto region) and surrounding areas, several major branches of the Seiwa Genji held dominant positions. The "Satomi-line Tanaka clan," originating in Tanaka Village, Nitta District, Kozuke Province (present-day Kami-Tanaka-cho and Shimo-Tanaka-cho, Nitta, Ota City, Gunma Prefecture), was the most representative branch. This line descended from Tanaka Yoshikiyo, the second son of Satomi Yoshitoshi of the Nitta line, and its original surname was Minamoto 10. During the upheaval of the Nanboku-cho period, this family followed Nitta Yoshisada in campaigns, and their descendants subsequently spread widely to northern Kyushu, Shikoku, and Echigo 18. It is worth noting that Sen no Rikyu (childhood name Tanaka Yoshiro), the "tea sage" who profoundly altered Japan's cultural trajectory during the Azuchi-Momoyama period, consistently claimed, according to documents such as the Senke Keizu, to be a descendant of the Satomi-line Tanaka clan 6. Also in Kozuke Province, there existed an "Iwamatsu-line Tanaka clan," whose founder was Tanaka Tokitomo, second son of the Ashikaga-line Hatakeyama Yoshizumi. The famous environmental protection pioneer and politician Tanaka Shozo, who devoted himself to combating the Ashio Copper Mine poisoning incident in the Meiji era, was a descendant of this Tokitomo line 10. Moreover, in Hitachi Province, the Kamakura shogunate's powerful retainer Hatta Tomoie obtained Tanaka Manor (present-day Tsukuba City, Ibaraki Prefecture) after the Hitachi coup of 1193; his ninth son Tanaka Tomouji used this as a base to found the Shimotsuke Province Hatta-line Tanaka clan, which unfortunately fell during the later Shimotsuki Disturbance 10.

In the Kinai and western provinces (Kansai and westward), the "Takashima Tanaka clan," dominated by the Uda Genji (Omi Sasaki line), was particularly illustrious. This branch originated in Tanaka Village, Takashima District, Omi Province (present-day Tanaka, Adogawa-cho, Takashima City, Shiga Prefecture), and belonged to the famed "Takashima Seven Heads" 10. This lineage produced the famous Sengoku-period daimyo Tanaka Yoshimasa. In his early career, Yoshimasa successively served Miyabe Keijun, Oda Nobunaga, and Toyotomi Hideyoshi, demonstrating outstanding administrative and military talent 10. In the decisive Battle of Sekigahara, which determined the realm's fate, Yoshimasa achieved unparalleled merit by successfully capturing the Western Army commander Ishida Mitsunari on Mount Ibuki, and was rewarded by Tokugawa Ieyasu with a promotion to the 320,000-koku Yanagawa Domain in Chikugo Province 10. During his rule, Yoshimasa devoted himself to developing water infrastructure, encouraging agriculture, creating the famous "Yanagawa-yaki" ceramics, and to a certain extent protecting the faith of Christians 10. However, his son Tanaka Tadamasa died without an heir, causing the Yanagawa Domain to be abolished (kaieki) by the shogunate. Thereafter, members of this branch mostly became direct hatamoto (bannermen) or retainers of the Tokugawa shogunate, dispersing across Edo 10.

Beyond these main lines, warrior Tanaka families exhibited extreme fragmentation nationwide. For example, the "Tamaru-line Tanaka clan," originating from Kitabatake Masasato, produced descendants Tanaka Shogen and Tanaka Harunari who became famous chief retainers (karō) supporting the development of the Aizu Domain 10; the Murakami Genji line spun off the "Uematsu-line Tanaka family" 10; the Date clan's Uwajima Domain also cultivated a Tanaka family of hereditary village headmen 10. In Totomi Province, Ii Naomitsu's second son Naoie, taking Tanaka Village in Sano District as his honkan (base), founded the Ii-line Tanaka clan 10. In Suruga Province, the Tanaka clan, as able hikan (vassals) of the shugo daimyo Imagawa clan, even once served as the Imagawa's shitsuji (steward), wielding considerable power 19. Additionally, the Tanaka of Yatsushiro District, Kai Province derived from the Seiwa Genji of the Takeda lineage; the Tanaka of Ikeda District, Mino Province stemmed from the Ikeda line; the Tanaka of Echigo Province changed their surname from descendants of the Miura Osuke family; the Tanaka of Sagami, Musashi, Bizen, Hyuga, and Chikugo Provinces respectively sprang from entirely different bloodlines such as the Ebina, Kodama Party, Ki, Kusakabe, and Kamachi clans 19. This "hundred rivers flow into the sea" phenomenon, caused by feudal domain subdivision, thoroughly shattered the bloodline singularity of the Tanaka surname, reshaping it into an all-encompassing geographical symbol set of warrior society.

Chapter 5: Totemic Metaphors and Political Identity in the Kamon (Family Crest) Symbol System

Precisely because the Tanaka clan's origins are so heterogeneous, the family crests (kamon) historically used by its various branches display remarkable diversity. These crests are not merely totemic worship of specific flora and fauna but visual codes for establishing a family's coordinates, demonstrating bloodline parentage, or expressing political intent within feudal society.

Chapter 6: Modern Popularization and Dual-Track Class Ascent

If the ancient and medieval aristocratic and warrior houses formed the historical backbone of the Tanaka clan, then what truly caused a population explosion and propelled it to become Japan's fourth-largest surname were the institutional social changes from the late Edo to early Meiji periods.

In the rigidly stratified Edo period, aside from samurai, court nobles, and a very small number of specially permitted merchants and priests, the vast majority of commoners and farmers were strictly forbidden from publicly using surnames 14. As the Meiji Restoration inaugurated modernization, the Japanese government, to establish a modern household registry system for implementing compulsory military service and a modern taxation system, promulgated the "Commoner Surname Mandatory Order" in Meiji 8 (1875), requiring all commoners to register surnames 9. At this historical juncture, because the broad mass of farmers had been attached to their land for generations, held an almost faith-like deep affection for it, and generally lacked sophisticated classical Chinese literacy, most adopted the simplest principle of "using what is at hand" when reporting their surnames to the registry officials. Hundreds of thousands of farmers, because they had lived for generations in the middle of paddy fields or labored daily in the paddies, independently chose "Tanaka" as their family's permanent surname 9. This spontaneous naming based on pure geographic common sense and agricultural lifestyle caused the Tanaka surname, which had grown somewhat dormant as the warrior class declined, to experience exponential growth in an extremely short time, establishing its unshakable status as a nationwide great surname.

Entering the modern era, the prominent figures bearing the Tanaka surname in political and economic fields vividly demonstrate a "dual-track" system in lineage — the persistence of samurai aristocratic heritage on one side, and the grassroots rise of lower-class commoners on the other.

As a continuation of the warrior aristocratic stratum, the 26th Prime Minister Tanaka Giichi is a typical example. He was born into a lower-ranking samurai (ashigaru-gashira) family in Choshu Domain (present-day Hagi City, Yamaguchi Prefecture). His father Tanaka Nobuhiro, as a Choshu domain samurai, was tall in stature and had served the domain lord 10. Tanaka Giichi, relying on the political foundation of the Choshu clique and military education, ascended from the Army War College to Army General and national prime minister, representing the traditional military-elite stratum 10. Contemporaries such as the inventor and Toshiba founder Tanaka Hisashige (Karakuri Giemon), as well as the founder of Japan's modern steel industry Tanaka Chobei, all played core roles in the nation's modernization waves by virtue of their deep family foundations 17.

In stark contrast is the 64th and 65th Prime Minister Tanaka Kakuei, who painted a portrait of thorough grassroots commoner ascent. Tanaka Kakuei was born into a poor farming family in Futada Village, Kariwa District, Niigata Prefecture. His father tried to run a farm and imported Dutch breeding cattle but failed, bankrupting the family 10. This "son of Echigo farmers" entered society with only a higher elementary school education, and by relying on extraordinary political skill, a genius for benefit distribution, and massive investment in national infrastructure construction (such as the Shinkansen and the Kan'etsu Tunnel), climbed to the summit of power, hailed by the public as the "Commoner Prime Minister" 10. He devoted his life to changing the backward and isolated condition of the snow country Echigo, and his life trajectory perfectly illustrates the enormous class mobility gained by the commoner Tanaka clan in modern Japanese society after the "Commoner Surname Mandatory Order" 33.

In modern popular culture, because the surname's population base is so vast and its origins so dispersed, peculiar cultural phenomena have even emerged, such as the "Tanaka Selection Race." In February 2009, a unique exhibition race was held at the Iizuka Auto Race Track, where all eight professional racing drivers participating bore the surname Tanaka. This highly topical event not only became a news focus but also laterally confirms the pervasive penetration of the Tanaka surname across every industry in Japanese society 10.

Chapter 7: The Tanaka Extension and Colonial Imprints in the East Asian Geo-Cultural Sphere

Alongside the intense geopolitical upheavals and cultural exchanges of modern East Asia, the "Tanaka" symbol also crossed beyond Japan proper, leaving extremely complex historical imprints in mainland China, the Taiwan region, and the Korean Peninsula.

In the Taiwan region, the Han immigrant tradition has no native compound surname "Tanaka," but there exist numerous settlements named by geographic reference. The town of Tianzhong (Tanaka) in southeastern Changhua County was formerly called "Tian Zhong Yang" (田中央, middle of the paddy field), signifying that the area was surrounded on all sides by fertile paddies irrigated by the Babao Canal, with the settlement situated precisely at the center of the fields 34. During the Japanese colonial period, the Japanese colonial government, motivated by promoting administrative district standardization and a cultural preference for Japanese-style place names, simplified and renamed the originally locally rustic "Tian Zhong Yang" to the Sino-Japanese on'yomi reading "Tanaka" (Tiân-tiong) 34. This administrative renaming was retained by the post-war government and remains in use today as a famous agricultural township in central Taiwan. Similar naming logic appears in other areas of Taiwan, such as the Qingshui area of Taichung, where there is also a settlement colloquially called "Tian Zhong Yang" because houses were built in the middle of paddy fields 39.

On the Korean Peninsula, the Tanaka surname is entangled with a period of heavy and painful colonial history. During the Japanese colonial period following the annexation of Korea (1910–1945), the Japanese colonial authorities in 1939 forcibly implemented the "Soshi-kaimei" (창씨개명, Creation of Family Names and Change of Given Names) policy, aimed at thoroughly erasing Korean ethnic identity, compelling Koreans to abandon their native surnames that had been passed down for millennia and adopt Japanese-style names 40. In this national cultural catastrophe, many Korean families surnamed "Jeon" (全 or 田) were caught in a dilemma between survival and filial piety. The Korean "Jeon" (田) clan has deep and ancient roots; some consider themselves descendants of Tian Heng of the Qi royal family of China, and in Korea they produced such renowned bon-gwan (clan origin) groups as the Danyang Jeon clan, producing modern independence movement martyrs such as Jeon Myeong-un 45. Moreover, when the Goryeo Dynasty fell, many members of the former royal "Wang" (王, king) surname, to avoid a great purge, deliberately added strokes around the character "王," changing their surnames to "Jeon" (全), "Jeon" (田), or "Ok" (玉) to conceal their identities 45. When these families bearing such weighty history faced the coercive pressure of "Soshi-kaimei," many Jeon (田) Koreans were forced into a compromise choice — registering their family "sshi" (氏) as "Tanaka" (田中), a name containing the character "田" 42. Such a strategy outwardly complied with the Governor-General's assimilation policy while inwardly preserving the original Chinese character surname "田" in literal form, becoming a silent resistance and helpless tearful compromise by the colonized when facing cultural hegemony.

In modern mainland China and the broader Chinese cultural sphere, a strict academic clarification must be made: China has no native compound surname "Tanaka." Although isolated cases of compound names or place-name transformations occasionally appear in ancient texts (such as villages in Hunan migrating to locations named "Datian" or "Tianzhong") 49, "Tanaka" as an independent surname absolutely does not constitute a statistically significant group in China 28. In Chinese surname statistics and Hundred Family Surnames research, "Tanaka" entries in the household registration system are essentially classified as descendants of Japanese expatriates, naturalized individuals, or products of Sino-Japanese transnational marriages. In international cultural exchange, Chinese people generally regard Japan's Tanaka as an exceedingly common surname akin to Chinese super-commoner surnames like "Li, Wang, Zhang," and in news reporting and political address, there are also cultural differences between the two countries in the focus of name usage (for example, Chinese media sometimes omit the surname and directly address Tanaka Makiko as "Minister Makiko" by given name plus title) 28. At the same time, historical artifacts such as the "Tanaka Memorial" left behind by Tanaka Giichi have permanently imprinted this surname with the mark of Anti-Japanese War historical perspective in China's modern historical narrative 53.

Chapter 8: Conclusion

In summary, the origin, evolution, and spatial distribution of the Japanese surname "Tanaka" is, in essence, a condensed history of Japan's socio-economic transformation.

First, the extremely high statistical density of the Tanaka surname in western Japan is a geographic and genealogical projection of Japan's wet-rice agriculture expanding from west to east. The paddy-field economy not only shaped Japan's landscape but also determined its national population distribution and surname structure.

Second, in stark contrast to Chinese clan culture, which places a high premium on bloodline singularity, Japan's Tanaka clan is a composite body assembled from the Soga clan, Seiwa Genji, Uda Genji, and multiple other ancient aristocratic and warrior houses, together with hundreds of thousands of modern lower-class farmers. This naming logic, based on "geo-identity" (living in the middle of paddy fields) rather than absolute "bloodline," reflects the strong spatial attachment and social inclusiveness within Japanese surname culture.

Third, from the "meyui" crest representing paddy-field morphology to the "katabami" crest symbolizing tenacious vitality, the Tanaka family crest system perfectly aligns with the aesthetic connotations and political metaphors of its agricultural origins, constructing a visual identity system independent of bloodline.

Fourth, as external projections of East Asian geopolitics, whether the administrative renaming of Changhua's "Tian Zhong Yang" in Taiwan or the forced adoption of "Tanaka" by Jeon (田) clan families under "Soshi-kaimei" on the Korean Peninsula, both profoundly demonstrate that this originally neutral agricultural symbol was inevitably laden with the heavy hues of colonial assimilation and ethnic resistance in the context of modern imperialist expansion.

Today, "Tanaka" has completely broken free from the bonds of specific feudal classes, becoming one of the most representative cultural symbols of Japanese society. From Sen no Rikyu's tea ceremony philosophy to Tanaka Kakuei's Remodeling of the Japanese Archipelago, bearers of the Tanaka surname have deeply participated in and reshaped Japan's historical trajectory across multiple dimensions, providing a highly valuable historiographical coordinate for deconstructing East Asian agricultural civilization and modern social class restructuring.

References

1. 【第4回】西日本で多い「田中さん」のルーツ, https://e-kakeizu.com/2870/
2. 都道府県別田中さん人数 - とどラン, https://todo-ran.com/t/kiji/16509
3. 福岡県での最多名字は『田中』。3月に福岡にて全国の田中さんを集めて日本初の『田中サミット』が開催【福岡市中央区】 | フクリパ, https://fukuoka-leapup.jp/biz/202401.22051
4. 中日韩前20大姓氏，你家排第几？ - 新浪新闻, https://news.sina.cn/2018-01-29/detail-ifyqyqni4971511.d.html?vt=4
5. 「田」のつく名字ランキングTOP30！ 第1位は「田中」【2024年最新調査結果】（6/6） | 社会 ねとらぼリサーチ：6ページ目 - ITmedia, https://nlab.itmedia.co.jp/research/articles/2871300/6/
6. 西日本を代表する名字「田中」。"田んぼの中"に住むことは、富と有力な一族の証し - 家庭画報, https://www.kateigaho.com/culture/hobby/177361
7. 大阪・兵庫・京都でNO.1！「田中さん」が西日本で多いワケ | ゴールドオンライン, https://gentosha-go.com/articles/-/23810
8. 大阪府にも多数! 日本4位の名字「田中」さんが西日本に集中する理由とは? | マイナビニュース, https://news.mynavi.jp/article/20151201-a174/
9. 2021年10期 - 中国国家地理网, https://www.dili365.com/index.php/ch/mag/detail/850.htm
10. https://zh.wikipedia.org/zh-cn/%E7%94%B0%E4%B8%AD%E6%B0%8F
11. 田中さんのルーツを探せ！ - ニッポン旅マガジン, https://tabi-mag.jp/roots-tanaka/
12. 商談にも使える！日本人の名字の由来 - 月刊不動産, https://magazine.zennichi.or.jp/commentary/5740
13. 全国における苗字の空間的偏在とその変化, https://orsj.org/wp-content/corsj/or54-1/or54_1_5.pdf
14. 田中先生住田中？日本姓氏哪裡來？透過認識日本姓氏，理解日本的人文歷史！ | La Vie, https://www.wowlavie.com/article/ae1802071
15. 漢字の種類は58パターン！日本で6番目に多い「苗字」はなんだ？, https://diamond.jp/articles/-/376529?page=2
16. 苗字100のルーツ｜南山誠林の幸運を拓く姓名判断, https://www.seimeihandan.jp/routes
17. 全国の田中さん必読！――日本を動かした田中一族の歴史と活躍をマンガと解説で紐解く、前代未聞の田中専門書 | 株式会社梓書院 - Digital PR Platform, https://digitalpr.jp/r/79246
18. 苗字の由来 田中氏 伊藤氏 ～家系図作成からご先祖探しの専門サイト, https://www.kakeisi.com/roots/myoji_tanaka.html
19. http://www.harimaya.com/o_kamon1/seisi/best10/tanaka.html
20. 田中氏- 維基百科，自由的百科全書, https://zh.wikipedia.org/zh-tw/%E7%94%B0%E4%B8%AD%E6%B0%8F
21. 本貫 - Wikipedia, https://ja.wikipedia.org/wiki/%E6%9C%AC%E8%B2%AB
22. 田中氏 - Wikipedia, https://ja.wikipedia.org/wiki/%E7%94%B0%E4%B8%AD%E6%B0%8F
23. 田中吉政 - Wikipedia, https://ja.wikipedia.org/wiki/%E7%94%B0%E4%B8%AD%E5%90%89%E6%94%BF
24. 田中吉政 - 田中FAMILY, https://tanakake.jp/%E7%94%B0%E4%B8%AD%E5%90%89%E6%94%BF/
25. 日本大姓「田中」為何集中在關西| 國際| 中央社CNA, https://www.cna.com.tw/news/aopl/201704025015.aspx
26. KKtanaka - 名字, https://www.myouji.org/MFDocuments2/tanaka.htm
27. 家紋と名字の由来：田中さん - RIVERLAND, https://river-land.net/kamon_etc/tanaka/
28. 五花八门的日本人姓氏从何而来——中新网, https://www.chinanews.com.cn/hb/news/2010/01-28/2097906.shtml
29. 田中義一内閣, http://kitabatake.world.coocan.jp/naikaku26.html
30. 田中義一誕生地 - 萩市観光協会, https://www.hagishi.com/search/detail.php?d=100033
31. 田中義一 - 歴史が眠る多磨霊園, https://tamabochi.web.fc2.com/PERSON/T/tanaka_gi.html
32. 田中角榮- 維基百科，自由的百科全書, https://zh.wikipedia.org/zh-tw/%E7%94%B0%E4%B8%AD%E8%A7%92%E8%8D%A3
33. 公共事業の善悪 田中角栄の時代と福岡７区：｜NetIB-NEWS｜ネットアイビーニュース, https://www.data-max.co.jp/2009/08/25/post_6723.html
34. 本地介紹-鄉鎮介紹-彰化縣政府田中鎮公所, https://town.chcg.gov.tw/tianzhong/01local/local01.aspx
35. 認識田中-機關簡介-彰化縣政府田中戶政事務所, https://house.chcg.gov.tw/tianzhong/99more/main.aspx?main_id=1662
36. 彰化縣-田中鎮 - Amazon S3, https://s3-ap-northeast-1.amazonaws.com/nani.media/soTaiwango/0608/twp2_9/twp2_9_7.html
37. 田中- 來自維基導遊的旅行指南 - Wikivoyage, https://zh.wikivoyage.org/zh-tw/%E7%94%B0%E4%B8%AD
38. 彰化縣及其鄉鎮地名的源由, https://www.taipeichsc.org.tw/user_file/200016/file/94260/51-53%E4%BD%99%E6%A3%AE%E6%9E%97=%E5%BD%B0%E5%8C%96%E7%B8%A3%E5%8F%8A%E5%85%B6%E9%84%89%E9%8E%AE%E5%9C%B0%E5%90%8D%E7%9A%84%E6%BA%90%E7%94%B1.pdf
39. 第一節命名依據 - 臺中市梧棲區公所, https://www.wuqi.taichung.gov.tw/media/191496/%E5%9C%B0%E5%90%8D%E6%8E%A2%E6%BA%90%E5%8F%8A%E6%B2%BF%E9%9D%A9.pdf
40. 朴正熙- 维基百科，自由的百科全书, https://zh.wikipedia.org/zh-cn/%E6%9C%B4%E6%AD%A3%E7%86%99
41. 金大中- 維基百科，自由的百科全書, https://zh.wikipedia.org/zh-tw/%E9%87%91%E5%A4%A7%E4%B8%AD
42. <창씨개명에 관한 어떤 오해>의 '어떤 오해' - 자유칼럼, https://www.freecolumn.co.kr/news/articleView.html?idxno=3928
43. 창씨개명 - 나무위키:대문, https://namu.wiki/w/%EC%B0%BD%EC%94%A8%EA%B0%9C%EB%AA%85
44. '창씨개명'으로 우리 넋을 뺀 일본 - 브레이크뉴스, https://www.breaknews.com/729059
45. 田씨는 원래 중국 성씨… 순임금의 후예로 제나라 세운 왕족 - 세계일보, https://www.segye.com/newsView/20140902004893
46. 전씨(全氏) 본관(本貫) 성산(星山) - 한국족보출판사, http://www.findroot.co.kr/%EC%84%B1%EC%94%A8%EC%B0%BE%EA%B8%B0/%E3%85%88/%EC%A0%84/%EC%84%B1%EC%82%B0-%EC%A0%84/
47. 일본의 성씨 2탄 - Daum 카페, https://cafe.daum.net/harleydavidson/5XI2/12347
48. 다나카 가쿠에이: "나는 담양田氏" - 일어어원 - 한민족역사정책연구소, https://m.cafe.daum.net/kphpi21/jRaF/120?listURI=%2Fkphpi21%2FjRaF
49. 《双牌姓氏考》——周姓, https://www.spxrmt.com/content/2020/12/15/8703384.html
50. 解读新版百家姓：共有4100个姓 - 中国侨网, https://www.chinaqw.com/news/2006/0112/68/12776.shtml
51. 中国語Q&A:「〜さん」は中国語でどう訳しますか？ | Chinese Station, https://www.ch-station.org/qa0001/
52. 姓名与称呼礼仪, https://mooc1.chaoxing.com/phone/nodedetailcontroller/visitnodedetail?courseId=207653276&knowledgeId=229286564
53. 田中奏折- 维基百科，自由的百科全书, https://zh.wikipedia.org/zh-cn/%E7%94%B0%E4%B8%AD%E5%A5%8F%E6%91%BA