2girls, black_hair, black_one-piece_swimsuit, blue_hair, breasts, cellphone, cleavage, fake_phone_screenshot, fake_screenshot, flat_cap, green_headwear, guard_vent_jun, hair_bobbles, hair_ornament, hat, kawashiro_nitori, large_breasts, multiple_girls, one-piece_swimsuit, phone, shameimaru_aya, short_hair, smartphone, solo_focus, swimsuit, taking_picture, touhou, two_side_up, upper_body