(o)_(o), 2girls, :d, ahoge, bangs, black_eyes, blue_hair, blunt_bangs, book, brown_hair, brown_skirt, chibi, eyebrows_visible_through_hair, hairband, headgear, long_sleeves, looking_at_viewer, lying, multiple_girls, naked_towel, open_mouth, round_teeth, skirt, smile, teeth, towel