1girl, :d, air_bubble, blue_hair, breasts, bubble, gem, jewelry, kneeless_mermaid, large_breasts, long_hair, looking_at_viewer, mermaid, monster_girl, navel, no_nipples, open_mouth, outstretched_arms, pearl_(gemstone), purple_eyes, scales, smile, solo, spread_arms, topless, twintails, underwater