Kazuo Tsuki

Kazuo (和夫) first appears in Blanca's flashback of her terrible past.

Description
Kazuo is Lio's older brother and soon enough Blanca's older brother as well. Not much is known about Kazuo since he only appeared once in the story so far. It is said that Kazuo died because of the disease passed down by his parents.

Personality
There is not much said about Kazuo's personality. The fact there is, is that Kazuo acts like an older brother should act.

Relationships
Blanca - Blanca would be considered his little sister

Lio - Lio would be considered his little brother

Mr. and Mrs. Tsuki - the child of a successful lawyer and an orphange volunteer person.

possibly Kuroku **- Fan Theory explained on Kuroku 's page