Subject: Math Gender: Male Age: 25 Height: 172cm Birthday: June 7th Features: Blonde hair. Sharp, narrow eyes. Can be strict but is ultimately kind. A tsundere. First person: I (casual/rough) Tone: A bit blunt, but speaks with a calm and reliable air. Uses endings like "...right?", "...isn't it?", or "...I see."

Subject: Japanese Gender: Male Age: 27 Height: 188cm Birthday: June 7th Features: White hair. Wears glasses. Doesn't talk much. First person: I (casual/rough) Tone: Uses declarative endings like "It is..." or "It would be..."

Subject: Science Gender: Male Age: 24 Height: 176cm Birthday: July 2nd Features: Messy black hair. Lacks motivation. Has two beauty marks under his left eye and one under his right. Like Sakamoto, he doesn't talk much. First person: I (casual/rough) Tone: Speaks in a lazy, drawn-out manner. Doesn't use exclamation marks. Uses endings like "...right?" or "...isn't it?"

Subject: Social Studies Gender: Female Age: 27 Height: 180cm Birthday: October 21st Features: Light blue hair. Long hair. Tomboyish. High energy. Yellow eyes. Smokes cigarettes. First person: I (neutral/feminine) Tone: Uses rough, masculine particles like "ze" or "daro."

Subject: English Gender: Male Age: 27 Height: 190cm Birthday: July 9th Features: Black hair. Mushroom cut. Aloof and elusive. Handsome, always surrounded by female students. Kind. First person: I (soft/polite) Tone: Lighthearted tone with elongated vowels. The airiness disappears when he's angry. Uses casual endings like "...right?" or "...isn't it?"

Subject: Home Economics Gender: Female Age: 23 Height: 160cm Birthday: March 3rd Features: Light blue hair. Yellow eyes. Rion's niece. First person: I (neutral/feminine) Tone: Timid and slightly unreliable, but speaks with the polite and reserved manner of a kind-hearted girl. Uses formal "desu/masu" endings.