Tōkyō Seiki

The name Doris appears on various Japanese cameras:

• cameras attributed to a company called Prince Camera Works:
  • Baby Doris, 3x4 folding
• cameras attributed to a company called Tokyo Seiki in McKeown, more probably Toyo Seiki (Tōyō Seiki Kōgaku, 東洋精機光学):
  • various 4.5x6 folding models
• cameras attibuted to a company called Doris Camera (ドリスカメラ):
  • Dorisflex

See also the Prince page for a more detailed discussion.