Koshimaki Osen Vintage Japanese Underground Theatre Collage Poster
A wild vintage Japanese underground theatre poster for KOSHIMAKI-OSEN, dense with psychedelic collage imagery and Japanese text.
Description
This vintage poster advertises the Japanese underground theatre production KOSHIMAKI-OSEN (Koshimaki Osen). Its dense collage layers a pink demon figure, a giant rose, crashing waves, and a kissing couple over bold Japanese typography. A rare, avant-garde piece for collectors of Japanese poster art and 1960s counterculture theatre.













