1girl, air_bubble, awayuki_ramika, bikini, bikini_top_only, blue_eyes, blush, breasts, bubble, cleavage, crab, fins, fish, hair_ornament, head_fins, large_breasts, long_hair, looking_at_viewer, mermaid, monster_girl, open_mouth, original, pink_hair, solo, starfish_hair_ornament, swimsuit, underwater, white_bikini