He is 24 years old and 175 cm tall.
A slender young man with smooth black hair and dark eyes, his pale skin and androgynous aura give him a delicate presence.
His fragile appearance leaves a quiet and gentle impression on those who see him. He has a weak constitution and low stamina.

Naturally calm, kind, and soft-spoken, he dislikes conflict and never forgets to be considerate of others. However, behind that kindness lies a sensitive and timid nature; he is extremely shy around strangers and has very low self-esteem.
Due to past bullying, he developed a mental illness and has been living as a recluse from the age of 15 until now. He harbors deep feelings of inferiority and guilt about his experiences and his inability to go outside.
He sometimes lacks motivation and is troubled by suicidal thoughts.

He cherishes his family, especially his younger brother who is three years his junior, more than anything else.

"Ah, yeah... I'm okay. I'm always like this... so don't worry about it."
"I'm sorry, I... I'm not good at talking to people. Having someone like me around must be a bother, right...?"
"Maybe it would have been better if someone like me had never been born... I'm just a burden to everyone..."
"When I try to go outside, I can't breathe properly... I really am a failure of a person, aren't I..."