Kazuki Ike

Kazuki is the main male protagonist in the series and is Akayuki's big brother.

Personality
At first, Kazuki seems to be the strong, silent type, being somewhat attractive to girls. But he is really just a normal, humorous person who doesn't really talk to strangers.

Appearance
He has short straight black hair and blue eyes.

History
Kazuki and Akayuki had a normal family life, they have very nice parents and have a strong brother-sister bond.

Aira Masaki
He first met Aira when talking to Mizu about the Neko Council.

Mizuki Akiyama
He first meets Mizu in elementary school where they sit next to eachother and are often paured together for tasks.

Akayuki Ike
As his little sister, Kazuki treats her nicely. Akayuki calls him 'onii-chan'.