ONPA - production of the studio of the same name in Bangkok (Thailand) at the former TDK plant, mid-80s. Since the mid-90s, the same plant has been producing TDK SA series cassettes.

Image Brand Manufacturer Model Description Type Length Year Made in Market
Compact Cassette ONPA SA 90 Type I Normal 1980 Thailand ONPA ONPA Stereo Co. SA - Type I Normal 90 1980 Thailand