神木 悠人

Yuuto is the protagonist of the game. 

He is the childhood friend of Komachi, Tomone and Yuzuna and he is the cousin of Kikyou and Rio.

When he was a child, he had once played weddings with Komachi, Tomone and Yuzuna and the girls quarreled over who would marry Yuuto first. It was finally Komachi who had won the victory by kissing Yuuto first./