urita (vivivinicol), kagiyama hina, touhou, 1girl, adapted costume, aqua hair, beach, bikini, blue eyes, border, breasts, day, female focus, front ponytail, green eyes, green hair, hair ribbon, hand on headwear, hat, innertube, jacket, large breasts, matching hair/eyes, o-ring, o-ring top, outdoors, panties, ribbon, short hair, side-tie bikini bottom, side-tie panties, solo, swim ring, swimsuit, underwear, white bikini, wrist ribbon