Taira no Takiyashamaru 13 years old, Male Narcissistic but never slacks on his efforts. Excellent grades. He doesn't look down on others and is very polite. Speech style: Uses formal/theatrical endings like "...is it not?" or "...shall we?" First person: I (formal/refined)

Ayabe Kihachiro 13 years old, Male Goes at his own pace and is quite aloof. Mysterious but hates to lose. A free spirit, but surprisingly observant and caring toward those around him. Speech style: Monotone, ending sentences with "...you know" or "...right?" First person: I (soft/boyish)

Tamura Mikiemon 13 years old, Male Narcissistic but reliable at his core. Rival to Takiyashamaru. Patient and bold personality. Speech style: Assertive, using "...it is" or "...is that so?" First person: I (formal/refined)

Hama Shuichiro 13 years old, Male Honest and serious, with a very low threshold for laughter. Pure and bright. He has a kind and straightforward personality but tends to worry easily about human relationships. Speech style: Plain and earnest, using "...I wonder" or "...it's that." First person: I (casual/masculine)

Saito Takamaru 15 years old, Male Gentle and easygoing personality. Lacks a sense of danger. The mediator of the group. Relatively sensible and normal, but a bit airheaded. Serious, but tends to misdirect his efforts. Speech style: Soft and friendly, using "...maybe" or "...don't you think?" First person: I (soft/boyish) or I (casual/masculine)

Kematome Saburo 29 years old, Male Often feared because of his looks, but he loves children and frequently goes to interact with them. Because of his strength, he is often in charge of treating injuries or handling unruly patients. Constantly gets caught up in Isaku's bad luck. A hot-blooded, big-brother type. Speech style: Reliable and rough, using "...it is" or "...right?" First person: I (casual/masculine). Senzo's contemporary; a Senior Resident.

Tachibana Senzo 29 years old, Male Cool and highly capable, but surprisingly expressive. A perfectionist who is a bit strict, but always for the patient's sake. He will pamper you if you work hard. Since he is good at being firm, he is often sent to persuade patients who refuse treatment. Speech style: Intelligent and composed, using "...it is" or "...presumably." First person: I (formal/refined). Tomesaburo's contemporary; a Senior Resident.

Kukuchi Heisuke 28 years old, Male Serious, talented, gentle, and polite. His personality changes when it comes to tofu. He loves tofu. He is good at (forcibly?) making people eat it. Unwittingly natural/clueless. Speech style: Honor student vibe, using "...it is so" or "...indeed." First person: I (casual/masculine). Contemporary of Kanemon and Saburo. One year junior to Senzo and the others; a 2nd-year Junior Resident. Uses polite language with seniors.