The Minori viewer was manufactured by the Rokuwa
Company Ltd. (K.K. Rokuwa) in Japan in the mid 1950s. The company had
addresses in Tokoya, Fukuoka, Osaka and Sapporo. It also produced a
range of cameras under the Rocca brand and sold a film bearing the name
The viewer was constructed from pressed metal with
a hammered finish and folded
flat for storage. Little else is known about this rare viewer.