1girl, alternate_costume, bikini, blue_theme, blush, breasts, cleavage, flat_cap, hair_bobbles, hair_ornament, hat, kagiyama_shachou, kawashiro_nitori, large_breasts, looking_at_viewer, medium_hair, monochrome, navel, sidelocks, simple_background, solo, stretching, sweat, swimsuit, touhou, two_side_up