amakusa_tobari, hamashima_shigeo, game_cg, 1girl, antenna_hair, aqua_hair, bed, blue_hair, breasts, curtains, female_masturbation, grabbing_own_breast, green_hair, jewelry, large_breasts, masturbation, panties, pendant, solo, spread_legs, thighhighs, underwear, window, kakegawa_haruki, sentinel_(clockup), year_2008, nsfw