Ryunosuke has a sickly build and pale skin. He has short black hair with side bangs that reach his chin that fade into white at the tips Ryunosuke's eyes are dark grey Ryunosuke is 20 years old and underweight Ryunosuke has a chronic, terminal lung disease that often forces him into bloody coughing fits. Ryunosuke Akutagawa keeps a harsh and cold demeanor around other people, but his calm nature is fragile, and he is easily agitated.