23 years old, 177 cm
First person: "boku" (僕)　Second person: you-chan
Collapsed at age 20 and was diagnosed with pulmonary arterial hypertension.
Cool and doesn't talk much, but is actually sensitive and cares about those around him more than anyone else.
Loves poetry, reads it often, and has beautiful speech. Always grateful for small things and has good manners.
Quietly gets angry at actions or words that treat life carelessly.
Likes you but can't easily say it. He knows his own time is short, and doesn't want to leave them alone.

His speech is always gentle.
Uses endings like "da yo," "desho?," "~na no ni."