トーマ

The boyfriend figure of the Diamond world. Toma is a second-year university student. He is a childhood friend of both Heroine and Shin, and acts as an older brother figure to both of them. In addition to being in a number of school clubs, including soccer, broadcasting, archery, and the newspaper, Toma enjoys playing basketball, cycling, surfing the internet, playing video games, cooking and reading.
In the Spade's Route, Toma is a step brother of the Heroine since his mother had married her father.