Otagi Michifusa

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Otagi Michifusa (愛宕通英)[1] was a Japanese camera designer. He was born in 1901, studied at the Tokyo University and worked from 1926 to 1933 as an engineer in the Naval Aviation headquarters.[2] He entered the company Tōkyō Kōgaku (the future maker of the Topcon cameras) in 1933 and designed the Minion, Minion 35 and Primoflex.[3] He also designed the Mascot subminiature,[4] made by Shimura on behalf of Tōkyō Kōgaku. In 1952, he left the company and founded the Ginyū Optical Laboratory (銀友光機研究所, Ginyū Kōki Kenkyūsho).[5] He edited the Kamera Nenkan annual supplements of Nippon Camera.[6] He died in 1974.


  1. The name is given in the Japanese order, with family name followed by the given name.
  2. Fujishima, p.89 and this biographical notice in the Nippon Camera website.
  3. Fujishima, p.89.
  4. Column in Photo Art January 1951, p.40.
  5. Biographical notice in the Nippon Camera website.
  6. Biographical notice in the Nippon Camera website.



  • Extract of Kamera to renzu no jiten (カメラとレンズの事典, Dictionary of cameras and lenses) written by Otagi Michifusa, reproduced in the website of the magazine Nippon Camera with a short biographical notice (web archive version, January 18, 2006, the character encoding is Shift_JIS)