Fujiwara no Tadahira 藤原忠平
Tadahira by Kikuchi Yōsai

Imperial Regent of Japan
In office October 16, 930 – September 9, 949
Monarchs	Suzaku Murakami
Preceded by	Fujiwara no Mototsune
Succeeded by	Fujiwara no Saneyori

Personal details
Born	880
Died	September 9, 949(949-09-09) (aged 68–69) Heian Kyō (Kyōto)
Spouse(s)	Minamoto no Junshi Minamoto no Shōshi
Parent	Fujiwara no Mototsune (father)

Fujiwara no Tadahira (藤原忠平, 880 – September 9, 949) was a Japanese statesman, courtier and politician during the Heian period.^[1] He is also known as Teishin-Kō (貞信公) or Ko-ichijō Dono (小一条殿) or Ko-ichijō daijō-daijin.^[1]

Career

Tadahira was a kuge (Japanese noble) who is credited with writing and publishing Engishiki.^[1] He is one of the principal editors responsible for the development of the Japanese legal code known as Sandai-kyaku-shiki, sometimes referred to as the Rules and Regulations of the Three Generations.^[2]

Tadahira served as regent under Emperor Suzaku who ruled from 930 to 946.

September 17, 914 (Engi 14, 25th day of the 8th month): Dainagon Tadahira was named udaijin.^[3]
October 16, 930 (Enchō 8, 22nd day of the 9th month): Tadahira was appointed sesshō.
September 7, 936 (Jōhei 6, 19th day of the 8th month): He assumed the role of daijō-daijin.^[4]
February 16, 937 (Jōhei 7, 4th day of the 1st month): He presided over the coming of age ceremony of Emperor Suzaku.^[4]
November 29, 941 (Tengyō 4, 8th day of the 11th month): He became kampaku.^[1]

Genealogy

This member of the Fujiwara clan was the son of Mototsune.^[1] Tadahira's brothers were Fujiwara no Tokihira and Fujiwara no Nakahira.^[5] Emperor Suzaku and Emperor Murakami where the maternal nephews of Tadahira.

Tadahira took over the head of the Hokke branch of the Fujiwara clan in 909 when his elder brother Tokihira died.

Wives and progeny

He was married to Minamoto no Junshi (源順子), daughter of Emperor Uda.

They had a son.

Fujiwara no Saneyori, also known as Ononomiya Dono (小野宮殿).^[6] - Kampaku for Emperor Reizei 967–969, and Sesshō for Emperor En'yū 969–970

He was also married to Monamoto no Shōshi (源昭子), daughter of Minamoto no Yoshiari.

They had several children.

Morosuke^[7] - Udaijin 947–960, grandfather of Emperor Reizei and Emperor En'yū
Moroyasu (師保) - priest
Morouji (師氏) (913–970) - Dainagon 969–970
Morotada (師尹) (920–969) - Sadaijin 969

Daughters' mothers were unknown. (She might be Junshi or Shōshi.)

Kishi (貴子) (904–962) - consort of Crown Prince Yasuakira
Kanshi (寛子) (906–945) - consort of Imperial Prince Shigeakira

Selected works

In a statistical overview derived from writings by and about Fujiwara no Tadahiro, OCLC/WorldCat encompasses roughly 9 works in 13 publications in 2 languages and 201 library holdings.^[8]

This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources.

延喜式 (1723)^[9]
延喜式 (1828)
Teishinkōki: the Year 939 in the Journal of Regent Fujiwara no Tadahira (1956)

Honours

Senior First Rank (September 13, 949; posthumous)

Notes

References

Wikimedia Commons has media related to Fujiwara no Tadahira.

Brinkley, Frank and Dairoku Kikuchi. (1915). A History of the Japanese People from the Earliest Times to the End of the Meiji Era. New York: Encyclopædia Britannica. OCLC 413099
Nussbaum, Louis-Frédéric and Käthe Roth. (2005). Japan encyclopedia. Cambridge: Harvard University Press. ISBN 978-0-674-01753-5; OCLC 58053128
Titsingh, Isaac. (1834). Nihon Ōdai Ichiran; ou, Annales des empereurs du Japon. Paris: Royal Asiatic Society, Oriental Translation Fund of Great Britain and Ireland. OCLC 5850691

Fujiwara family tree

Kamatari^[1]
614–669

Fuhito^[2]
659–720

NANKE branch

HOKKE branch

SHIKIKE branch

KYŌKE branch

Muchimaro^[2]
680–737

Fusasaki^[2]
681–737

Umakai^[2]
694–737

Maro^[2]
695–737

Toyonari^[3]
704–766

Nakamaro^[3]
706–764

Otomaro^[4]

Nagate^[5]
714–771

Matate^[4]
715–766

Uona^[6]
721–783

Kaedemaro^[7]
723–776

Yoshitsugu^[8]
716–777

Tamaro^[9]
722–783

Momokawa^[10]
732–779

Hamanari^[11]
724–790

Tsuginawa^[12]
727–796

Korekimi^[13]
727–789

Uchimaro^[14]
756–812

Sonohito^[12]
756–819

Otsugu^[12]
774–843

Fuyutsugu^[15]
775–826

Nagara^[1]
802–826

Yoshifusa^[1]
804–872

Yoshiyo^[16]
823–900

Mototsune^[17]
836–891

Tokihira^[18]^[12]
871–909

Tadahira^[12]
880–949

Saneyori^[12]
900–970

Morosuke^[12]
909–960

Yoritada^[19]
924–989

Koretada^[12]
924–972

Yoritada^[12]^[20]
925–977

Kaneie^[12]^[19]
929–990

Michitaka^[21]^[22]
953–995

Michikane^[22]
961–995

Michinaga^[23]
966–1028

Yorimichi^[24]^[25]
992–1074

Norimichi^[26]
996–1075

Morozane^[27]
1042–1101

Moromichi^[28]
1062–1099

Tadazane^[29]
1075–1162

Tadamichi^[30]
1097–1164

Yorinaga^[31]
1120–1156

Konoe
Family

Matsudono
Family

Kujō
Family

Konoe Motozane^[32]
1143–1166

Matsudono Motofusa^[33]
1144?–1231

Kujō Kanezane^[30]
1149–1207

Konoe Motomichi^[16]^[34]
1160–1233

Matsudono Moroie^[33]
1172–1238

Kujō Yoshitsune^[35]
1169–1206

Konoe Iezane^[34]
1179–1242

Kujō Michiie^[35]
1193–1252

Takatsukasa
Family

Nijō
Family

Ichijō
Family

Konoe Kanetsune^[36]
1210–1259

Takatsukasa Kanehira^[37]
1228–1294

Kujō Norizane^[38]
1211–1235

Nijō Yoshizane^[39]
1216–1271

Ichijō Sanetsune^[40]
1223–1284

Notes

In the 13th century, the main line of the Fujiwara family split into "Five regent houses": the Kujō, Nijō and Ichijō (descendants of Kanezane); and also the Konoe and Takatsukasa (descendants of Motozane). To view the complete family tree, visit Fujiwara family tree.

^ ^a ^b ^c Brinkley, Frank and Dairoku Kikuchi. (1915). A History of the Japanese People from the Earliest Times to the End of the Meiji Era. New York: Encyclopædia Britannica. OCLC 413099
^ ^a ^b ^c ^d ^e Kanai, Madoka; Nitta, Hideharu; Yamagiwa, Joseph Koshimi (1966). A topical history of Japan. Sub-Committee on Far Eastern Language Instruction of the Committee on Institutional Cooperation. p. 6.
^ ^a ^b Brown, Delmer M. (1988). The Cambridge History of Japan: Volume 1. Cambridge University Press. ISBN 9780521223522.
^ ^a ^b 平城宮兵部省跡. 奈良文化財研究所. 2005. p. 168.
^ Yoshikawa, Toshiko (2006). 仲麻呂政権と藤原永手・八束（真楯）・千尋（御楯）. Hanawa Shobō (塙書房). ISBN 978-4-8273-1201-0.
^ Tyler, Royall (1993). The Book of the Great Practice: The Life of the Mt. Fuji Ascetic Kakugyō Tōbutsu Kū (PDF). Asian Folklore Studies. p. 324.
^ Yoneda, Yūsuke (2002). 藤原摂関家の誕生. 吉川弘文館. p. 139.
^ Nakagawa, Osamu (1991). "藤原良継の変" [The Rise of Fujiwara no Yoshitsugu]. 奈良朝政治史の研究 [Political History of the Nara Period] (in Japanese). Takashina Shoten (高科書店).
^ Kimoto, Yoshinobu (1998). 藤原式家官人の考察. 高科書店. p. 47. ISBN 978-4-87294-923-0.
^ Takemitsu, Makoto (2013). 日本史の影の主役藤原氏の正体: 鎌足から続く1400年の歴史. PHP研究所. p. 103. ISBN 978-4569761046.
^ http://www.asahi-net.or.jp/~sg2h-ymst/hamanari.html
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Nussbaum, Louis-Frédéric. (2005). In Japan Encyclopedia at Google Books; Brinkley, Frank et al. (1915).
^ Kimoto, Yoshinobu (2004). "『牛屋大臣』藤原是公について" [On "Ushiya-Daijin" Fujiwara no Korekimi]. 奈良時代の藤原氏と諸氏族 [The Fujiwara Clan and Other Clans of the Nara Period] (in Japanese). Ohfu.
^ Kurihara, Hiromu. 藤原内麿家族について [The Family of Fujiwara no Uchimaro]. Japanese History (日本歴史) (in Japanese) (511).
^ Kurihara, Hiromu (2008). "藤原冬嗣家族について" [Fujiwara no Fuyutsugu's Family]. 平安前期の家族と親族 [Family and Relatives During the Early Heian Period] (in Japanese). Azekura Shobo (校倉書房). ISBN 978-4-7517-3940-2.
^ ^a ^b 公卿補任 [Kugyō Bunin] (in Japanese). Yoshikawa Kōbunkan (吉川弘文館). 1982.
^ Kitayama, Shigeo (1973). 日本の歴史4 平安京 [History of Japan IV: Heian-kyō] (in Japanese). Chūkō Bunko (中公文庫). p. 242.
^ 日本古代氏族人名辞典（普及版） [Dictionary of Names from Ancient Japanese Clans (Trade Version)] (in Japanese). Yoshikawa Kōbunkan (吉川弘文館). 2010. ISBN 978-4-642-01458-8.
^ ^a ^b Nobuyoshi, Yamamoto (2003). 摂関政治史論考 (in Japanese). Yoshikawa Kōbunkan (吉川弘文館). ISBN 978-4-642-02394-8.
^ Haruo, Sasayama (2003). "藤原兼通の政権獲得過程". 日本律令制の展開 (in Japanese). Yoshikawa Kōbunkan (吉川弘文館). ISBN 978-4-642-02393-1.
^ Frederic, Louis (2002). "Japan Encyclopedia." Cambridge, Massachusetts: Harvard University Press.
^ ^a ^b Papinot, Edmond (1910). Historical and geographical dictionary of Japan. Tokyo: Librarie Sansaisha.
^ Brown, Delmer M. and Ichirō Ishida, eds. (1979). Gukanshō: The Future and the Past. Berkeley: University of California Press. ISBN 978-0-520-03460-0; OCLC 251325323
^ Varley, Paul (2000). Japanese Culture. Fourth Edition. Honolulu, HI: University of Hawai'i Press.
^ Uejima, Susumu (2010). "日本中世社会の形成と王権". 中世庄園制の形成過程―〈立庄〉再考 (in Japanese). The University of Nagoya Press. ISBN 978-4-8158-0635-4.
^ Owada, Tetsuo (2003). 日本史諸家系図人名辞典 (in Japanese). Kodansha. ISBN 978-4062115780.
^ "卷之一百四十二列傳第六十九". 大日本史 (in Japanese). 1715.
^ Kimoto, Yoshinobu (2000). "後二条師通記と藤原師通". 平安朝官人と記録の研究―日記逸文にあらわれたる平安公卿の世界 (in Japanese). ISBN 978-4273031565.
^ Araki, Hiroshi (2009). "中世の皇統迭立と文学形成 1院政期から中世への視界坂上の宝剣と壺切―談話録に見る皇統・儀礼の古代と中世―". 皇統迭立と文学形成 (in Japanese). ISBN 978-4-7576-0513-8.
^ ^a ^b Sansom, George (1958). A history of Japan to 1334. Stanford University Press. ISBN 0804705232.
^ "The World Turned Upside Down" translated by Kathe Roth, p. 27
^ Yamada, Akiko (2010). 中世前期女性院宮の研究 (in Japanese). ISBN 978-4784214969.
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^ ネケト. 一条家（摂家） (in Japanese). Retrieved 2007-08-18.

v t e Sesshō
Asuka period	Prince Umayado
Heian period	Fujiwara no Yoshifusa Fujiwara no Mototsune Fujiwara no Tokihira Fujiwara no Tadahira Fujiwara no Saneyori Fujiwara no Koretada Fujiwara no Kaneie Fujiwara no Michitaka Fujiwara no Michinaga Fujiwara no Yorimichi Fujiwara no Morozane Fujiwara no Tadazane Fujiwara no Tadamichi Konoe Motozane Fujiwara no Motofusa Konoe Motomichi Matsudono Moroie
Kamakura period	Kujō Kanezane Konoe Motomichi Kujō Yoshitsune Konoe Iezane Kujō Michiie Kujō Norizane Konoe Kanetsune Ichijō Sanetsune Konoe Kanetsune Takatsukasa Kanehira Kujō Tadaie Ichijō Ietsune Takatsukasa Kanetada Nijō Kanemoto Kujō Moronori
Muromachi period	Takatsukasa Fuyuhira Nijō Yoshimoto Konoe Kanetsugu Nijō Yoshimoto Nijō Mochimoto Nijō Kaneyoshi
Edo period	Ichijō Akiyoshi Nijō Yasumichi Kujō Michifusa Nijō Mitsuhira Takatsukasa Fusasuke Ichijō Kaneteru Konoe Iehiro Kujō Sukezane Ichijō Michika Konoe Uchisaki Kujō Naozane Nijō Nariyuki
Taishō era	Crown Prince Hirohito

Kampaku

Heian period

Kamakura period

Nanboku-chō period

Southern Court	Nijō Moromoto Konoe Tsuneie Nijō Norimoto Nijō Noriyori Nijō Fuyuzane Konoe-tono (name unknown)
Northern Court	Konoe Tsunetada Konoe Mototsugu Ichijō Tsunemichi Kujō Michinori Takatsukasa Morohira Nijō Yoshimoto Kujō Tsunenori Konoe Michitsugu Nijō Yoshimoto Takatsukasa Fuyumichi Nijō Moroyoshi Kujō Tadamoto Nijō Morotsugu Nijō Yoshimoto Nijō Morotsugu