Kawara Shashinki-ten (河原写真機店) was a Japanese distributor based in Osaka, active from the early 1920s to the early 1940s. It advertised the Okaco, the Oko Six and the Letix at the beggining of the 1940s.
- ↑ The address in 1921 was Ōsaka-shi Higashi-ku Hironomachi 4 (東区平野町四丁目). Source: advertisement in Ars Camera September 1921. The address in 1941 was Ōsaka-shi Higashi-ku Kawaramachi Denteimae (大阪市東区瓦町電停前). Source: advertisement reproduced in Kokusan kamera no rekishi, p.61.
- Ars Camera. Advertisement by Kawara Shashinki-ten in September 1921. No page number.
- Asahi Camera (アサヒカメラ) editorial staff. Shōwa 10–40nen kōkoku ni miru kokusan kamera no rekishi (昭和10–40年広告にみる国産カメラの歴史, Japanese camera history as seen in advertisements, 1935–1965). Tokyo: Asahi Shinbunsha, 1994. ISBN 4-02-330312-7.
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