[1] The company, headquartered in the Bunkyo ward of Tokyo,[2] was founded in 1981 under the name Samm (サムビデオ, Samu Bideo), making it one of Japan's oldest adult video firms.
[3] The Samm label's name was taken from S&M and that genre dominated the company's videos in the early 1980s but the direction changed in the mid-1980s under the influence of three directors, Kaoru Toyoda, Ryutaro Kanno and Yukihiko Shimamura.
were Keiko Nakazawa who appeared for the Samm label with the video Pakkeeji Zenmen o Hyōji released in 1986,[5] Rena Murakami, who debuted on the company's Miss Christine label in March 1988,[6] and AV Idol Yumika Hayashi who made her debut with the Miss Christine video Shigamitsuku 18-sai: ojōsama wa shitanai in June 1989.
offered adult videos for UMD media, the proprietary disc format used in the Sony PlayStation Portable (PSP).
[12] By early 2006, according to company spokesperson Yumiko Okazaki, sales in Japan "weren't bad" but were far less than the same titles on DVD or VHS.
superstars as Risa Coda[15] and Hikaru Koto[16] and in addition to two hours of video, many contained adult minigames playable on the PSP.