Kantei

Bibliography and credits

Sources

The sources consulted on 4 October 2026, by type, with their link. The Tokugawa Art Museum’s record of the Tōtōmi Nagamitsu was consulted, but is not linked.

On this page
  1. Sources

Sources

Agency for Cultural Affairs and museums

  1. 国指定文化財等データベース (Kuni shitei bunkazai-tō dētabēsu): tachi 大般若長光 (Daihannya Nagamitsu)
  2. 国指定文化財等データベース (Kuni shitei bunkazai-tō dētabēsu): tachi 遠江長光 (Tōtōmi Nagamitsu)
  3. e国宝 (e-Kokuhō), National Museums of Japan: the Daihannya Nagamitsu
  4. ColBase, National Museums of Japan: the Daihannya Nagamitsu (F-19789), with its photos

NBTHK: Sword Journal

  1. NBTHK Sword Journal no. 817 (February 2025): Mitsutada and Nagamitsu’s dates
  2. NBTHK Sword Journal no. 790 (November 2022): a late tachi with suguha
  3. NBTHK Sword Journal no. 738 (July 2018): a tachi with chōji and the kantei keys
  4. NBTHK Sword Journal no. 730 (November 2017): Kagemitsu
  5. NBTHK Sword Journal no. 717 (October 2016): Junkei

Encyclopaedias

  1. Kotobank: 長光 (Nagamitsu)
  2. Japanese Wikipedia: 長光 (Nagamitsu)
  3. Japanese Wikipedia: 長船派 (Osafune-ha)
  4. Japanese Wikipedia: 大般若長光 (Daihannya Nagamitsu)
  5. Japanese Wikipedia: 津田遠江長光 (Tsuda Tōtōmi Nagamitsu)
  6. Japanese Wikipedia: 熊野三所権現長光 (Kumano Sansho Gongen Nagamitsu)
  7. Japanese Wikipedia: 小豆長光 (Azuki Nagamitsu)
  8. Japanese Wikipedia: 享保名物帳 (Kyōhō meibutsuchō)
  9. Japanese Wikipedia: 刀剣の業物一覧 (Tōken no wazamono ichiran)

Image credits

  1. The Daihannya Nagamitsu: the blade from both sides, the point and the tang (daihannya-hoja-a.jpg, daihannya-hoja-b.jpg, daihannya-kissaki-a.jpg, daihannya-kissaki-b.jpg, daihannya-nakago-a.jpg, daihannya-nakago-b.jpg)

    Tokyo National Museum, via ColBase. Licence: ColBase terms of use, which allow free use with the source cited.
  2. The Daihannya Nagamitsu on display in the Tokyo National Museum (daihannya-exposicion.jpg)

    Author: Kakidai. Licence: CC BY-SA 4.0.
  3. A tachi by Nagamitsu on display in the Tokyo National Museum (tachi-tnm-exposicion.jpg)

    Author: Kakidai. Licence: CC BY-SA 4.0.
  4. The Daihannya Nagamitsu, old photograph (daihannya-libro.jpg)

    Author: 文化財協会 (Bunkazai Kyōkai). Licence: Public domain.
  5. The Kumano Sansho Gongen Nagamitsu, old photograph (kumano-sanjo-gongen.jpg)

    Author: 文化財協会 (Bunkazai Kyōkai). Licence: Public domain.
  6. The kodachi “Hachiya Nagamitsu” (kodachi-hachiya.jpg)

    Author: Artanisen. Licence: CC BY-SA 4.0.
  7. The hamon of the kodachi “Hachiya Nagamitsu” (kodachi-hachiya-hamon.jpg)

    Author: Artanisen. Licence: CC BY-SA 4.0.
  8. Poster of the video of the Kyūshū National Museum (video-XwouaDmmVvw.jpg)

    Still: kyuhakuchannel (Kyūshū National Museum), on YouTube.
  9. Poster of the video of the Tokyo National Museum (video-6lNd_3em-zg.jpg)

    Still: yoshian yoshi, on YouTube.
  10. Poster of the video of the city of Setouchi (video-lqLVRhqigro.jpg)

    Still: 瀬戸内市公式チャンネル (Setouchi-shi kōshiki channeru), on YouTube.