Samocaflex 35 no.55042
Anonymous pictures in Shashin Kōgyō (写真工業) October 1955, in an article by Kitano Kunio (北野邦雄).
Document owned and scanned by Rebollo_fr. It is in public domain, as are all anonymous documents published in Japan more than fifty years ago.
See also the Camera-wiki page about the Samocaflex 35.