Kouno Takaaki♂

Takaaki is the main male character. He is unvoiced and unseen in the game and makes his first appearance in the anime. Takaaki is childhood friends with Konomi and Tamaki and sees them as a younger sister and older sister. He is a kind young man who, despite his shy nature around girls, is often very kind to them when the situation arises. In the beginning of the story, his parents leave him home alone because of business.

[From Wikipedia.]