1girl, solo, long hair, looking at viewer, blush, smile, bangs, blue eyes, blonde hair, jewelry, closed mouth, upper body, necklace, hair bun, bracelet, parted bangs, double bun, blue background, monster girl, bubble, beads, underwater, air bubble, hands on own face, mermaid, head fins, bead bracelet, shell, hands on own cheeks, pearl necklace, pearl \(gemstone\), shell bikini, pearl bracelet, shell necklace