Gyutaro is cruel, ruthless, petty, and envious of anyone blessed with a better life than him, owing to a life of near-constant poverty and the harsh tragedies he experienced as a human. Gyutaro is a large man with pale grey skin and black dots and mist shaped marks appearing all over his body. He has short wavy hair which starts out black then fades to a lime green. His sclera are an unnatural colour of yellow and his irises are dark green with the kanji for Upper Moon Six written on.