hirai yukio, original, arthropod, archived source, bad link, 1girl, antennae, backpack, bag, bare arms, blue bodysuit, blue tail, bodysuit, bolt (hardware), brown eyes, brown gloves, brown hair, claws, closed mouth, crab, crustacean, expressionless, full body, gloves, grey bag, hair tie, hairband, hermit crab, holding antenna, long hair, looking to the side, low twintails, mermaid costume, no pupils, riding, riding animal, sitting, sitting on animal, spiked shell, twintails, underwear, waist bag, wavy hair, yellow eyes, yellow hairband, zipper