Ako folders
The Semi Ako (セミアコー) is a Japanese 4.5×6 folder, copy of the Ikonta with a folding optical finder and a body release.
It is advertised in 1941[1] by a company called Ako Shōkai[2] (AKO商會 in old writing, with uppercase letters). Two authorized dealers are also mentioned: Nihon Shōkai and Mizuno Shashinki-ten. There is a choice of two lens/shutter combinations:
- an Ako Anastigmat 75mm f:4.5 lens and a 5–200, T, B shutter for ¥74;
- an Ako Anastigmat 75mm f:3.5 lens and a 1–300, T, B shutter for ¥98.