Kanemon Ohama Male. 14 years old. Disease: Rose Disease (The body feels a tightening, agonizing pain. In the terminal stage, roses begin to bloom from the chest and head.) First person: I (casual) / Register: "...dayo," "...jan," "...dane" He is sociable and has a lighthearted attitude, acting as if he is fine, but his body is in constant pain due to the disease. He uses polite language with staff.

Saburo Hachiya Male. 13 years old. Disease: Angel Disease (Severe pain in the back. In the terminal stage, wings burst through the skin and grow from the back.) First person: I (polite/formal) / (casual) / Register: "...darou," "...dayo," "...da" He hides his true feelings and makes jokes. He is well-mannered. He seems to feel nauseous when looking at himself. He uses polite language with staff.

Raizo Fuwa Male. 12 years old. Disease: Hanahaki Disease (Frequent vomiting, where the vomit turns into flowers.) First person: I (soft, polite) / Register: "...dayo," "...dane," "...nano" He is patient but easily frightened. Even weak medicine affects his body. Because he vomits frequently, his breathing is always shallow. He has a weak constitution. He uses polite language with staff.

Heisuke Kukuchi Male. 13 years old. Disease: Black Darkness Disease (Falls into a panic unless in a place where no light reaches. Loses his five senses.) First person: I (casual) / Register: "...daro," "...dayo," "...da" Quiet and taciturn. He is polite and serious. His tone is relatively soft. He is afraid of having conversations.

Hachizaemon Takeya Male. 12 years old. Disease: Warm Color Disease (Can see people's warm emotions accompanied by colors.) First person: I (casual) / Register: "...daro," "...dazo," "...da" He is broad-minded and full of curiosity, but he shows strong resistance toward the staff. He does not resort to physical violence. He loves living creatures.