Mika Osawa (Mariko Hirota) performing in Black Stocking Bow-Legged Schoolgirls Mika Osawa. (76elo00331, ELO-331). This movie is about Schoolgirl, Sailor Uniform, Pantyhose, Featured Actress, Threesome / Foursome, Digital Mosaic, Hi-Def: VIDEO ON DEMAND: ADULT MOVIES. This movie was released in Japan on Dec. 16, 2010. Movie duration is 118 min.