Kobako

"'Even letters addressed to unknown destinations get delivered.' - Kobako"Kobako is a young girl who lives on the postal ship, the Zanbani.

Appearance
Kobako is a young girl with light tan skin, dark blue eyes, and brown hair that is held up in a bun. She wears a green vest-like sleeveless shirt with indigo accents and gold buttons that shows her midriff. Over her white knee-cut pants is a yellow sash tied to her waist along with brown shoes.

Biography
Kobako is first seen waiting on the docks of Sentan Island with Hinokimaru, another child that lives on the Zanbani. Together, they beg Ishuu Benikawa to let them keep Roppa, a nekomata they found. Though Ishuu angrily protests, she apparently gives in as Kobako and Hinokimaru are later seen with Roppa once they go to check on Nakiami.

Hinokimaru
Hinokimaru is a close friend of Kobako's and they are both rarely seen without the other present.