Tsukinaga is a teenage boy with fair skin, and aqua, teal eyes. He has short black hair with the front of his hair parted at the right.
He is stated as very crabby on the inside, despite looking adorable on the outside. He hates being called cute or by his surname.
- His favorite colors are greenish-brown and thin yellowish-green.
- His hobbies are studying astronomy and building dioramas.. He also enjoys stargazing and seeing the stars in winter.
- His talent is his ability to daze off for hours.
- Light Novel
- Official Art