Rule 34 Dev - 1girl 3e artist_name bags_under_eyes beach_towel beer_can bikini black_eyes black_hair blue_bikini breasts can drink_can earrings female_focus idolmaster jewelry kisaragi_chigusa lotion lying mature_female navel on_back pillow sandals signature small_breasts smile solo sunscreen swimsuit towel unworn_sandals zanshomimai|7394936211