Ōsaka Shashinki Shōkai (大阪写真機商会) was a Japanese distributor, which sold cameras by mail order. It is only known from a single advertisement, certainly dating from the 1910s; its address was Minami-ku Takatsu Hendensho-mae (南区高津変電所前) in Osaka..
- Iris (5.5×8cm)
- New Iris (5.5×8cm or 8×10.5cm)
- Atom Hayatori Shashinki (アトム早取写真機, 4.5×6cm)
- Taishō-shiki (大正式, perhaps 4×5cm)
- Hayatori Renshūyō (早取練習用, perhaps 4×5cm)
- Morishita Hajime (森下肇). "Atomu-han kamera no subete" (アトム判カメラのすべて, All of Atom-size cameras). Kamera Rebyū: Kurashikku Kamera Senka (カメラレビュー クラシックカメラ専科) / Camera Review: All about Historical Cameras no.22, September 1992. No ISBN number. Airesu no subete (アイレスのすべて, special issue on Aires). Pp.55–70.