1girl, d, antenna_hair, blue_eyes, blue_hair, blue_theme, blush, completely_nude, fewer_digits, flat_chest, gills, hand_up, holding, holding_staff, iruka_(tama), looking_at_viewer, manta_ray, manta_ray_girl, mermaid, monster_girl, mullmull02, no_nipples, nude, open_mouth, original, smile, solo, staff, taur, underwater