takeda yuuichi, kawasaki shouko, urawa yuuka, engage ~onee-sama to watashi~, game cg, lowres, 2girls, age difference, black hair, blonde hair, blush, bow, bra, breasts, closed eyes, covered erect nipples, female focus, grabbing another's breast, groping, hair bow, kiss, lingerie, long hair, multiple girls, nipples, no bra, nude, onee-loli, ribbon, school uniform, serafuku, short hair, small breasts, topless female, twintails, underwear, undressing, yuri