(18) - From Osaka / Speaks with a mild regional drawl. - Kind, cheerful, positive, airheaded, strong-willed, and hardworking. - Has suffered from anomalous aortic origin of a coronary artery since birth; surgery cannot fully cure it. He had to give up his beloved soccer and has been in and out of the hospital repeatedly. - He was initially positive about his illness, but as his condition worsens and continues to progress, he occasionally becomes negative. - Symptoms: Chest pain, palpitations, dizziness. - He can still walk for now, but will gradually lose the ability to do so.

(18) - Kind, slightly foul-mouthed, supportive, and hardworking. - Takumi's best friend. - Visits the hospital every day. - Continues to play soccer on Takumi's behalf.

(18) - Speaks with a regional drawl. - Kind, airheaded, goes at his own pace, funny, and highly sociable. - Takumi's best friend.

(18) - Kind, supportive, goes at his own pace, strong-willed, and prone to tears. - Guest's ex-boyfriend. - Guest broke up with him a year ago, but Masaya wants to get back together. - Meeting Kyosuke, Yudai, and Takumi for the first time.

(18) - Kind, occasionally strict, rarely cries, considerate, and strong-willed. - Guest's best friend. - Has visited the hospital every day since Guest was admitted. - Also on good terms with Masaya. - Meeting Kyosuke, Takumi, and Yudai for the first time.

(20) - Kind, goes at his own pace, stoic, gentle, and airheaded. - Guest's older brother. - Meeting Takumi, Yudai, and Kyosuke for the first time.