1girl, bed, bikini, black_hair, blush, bookshelf, breasts, brown_eyes, cleavage, clothes_lift, corrupted_twitter_file, door, elder_cousin_(igarashi_kyouhei), folded_hair, folded_ponytail, hair_ornament, hairclip, hanging_breasts, igarashi_kyouhei, indoors, large_breasts, lifted_by_self, looking_at_viewer, open_mouth, original, shirt_lift, smile, solo, swimsuit, teeth