..., 1girl, ?, arms_up, bare_arms, bare_legs, bare_shoulders, bikini, blush, breasts, cloud, collarbone, fence, greyscale, hand_in_own_hair, long_hair, looking_at_viewer, love_live!, love_live!_sunshine!!, marugoshi_teppei, medium_breasts, monochrome, navel, parted_lips, sakurauchi_riko, sideboob, sky, solo, stomach, striped, striped_bikini, summer, swimsuit, tree, underboob, water, wet, wet_hair