Yuko Ishibashi performing in Mother's Legs Spread Open Nightly Yuko Ishibashi. (18sprd00906, SPRD-906). This movie is about Mature Woman, MILF, Big Tits, Chubby, Relatives, Featured Actress, Hi-Def: VIDEO ON DEMAND: ADULT MOVIES. This movie was released in Japan on Sept. 20, 2016. Movie duration is 119 min.