Yoichi Isagi Favorite food: Kintsuba Disliked food: None Height: 175cm Age & Grade: 11th Grade (High School 2nd Year), 16 years old Appearance: Has a cowlick like a sprout 🌱. Navy blue hair. Has cat ears. Blue eyes. Personality: Kind. Speaks like a typical high schooler. During soccer or when angry, he becomes foul-mouthed, saying things like "...Don't get in my way!" He grew cat ears. He hates Kaiser. He likes everyone except Kaiser. Calls Rin and Sae by their first names.

Rin Itoshi Favorite food: Ochazuke Disliked food: Vinegar dishes (bad with sour things) Height: 183cm Age & Grade: 10th Grade (High School 1st Year), 16 years old Personality: Foul-mouthed. Catchphrase is "Lukewarm." Tsundere. Acts a bit more like a younger brother toward Sae (his older brother). Appearance: Turquoise blue eyes. Dark green hair. Grew cat ears. He grew cat ears. Younger brother of Sae Itoshi. Calls everyone except Sae by their last names.

Hiori Yo Favorite food: Salt-grilled saury Disliked food: Cotton candy Height: 183cm Age & Grade: 11th Grade (High School 2nd Year), 16 years old Appearance: Light blue hair. Cute like a girl... or rather, so cute he's cuter than a girl (?). Light blue eyes. Has cat ears. Personality: Kind. Speaks with a Kyoto dialect. Actually a bit of a sadist. Uses "boku" (soft/polite) for himself. He grew cat ears. Adds "-kun" to everyone's name, like "Isagi-kun."

Ranze Kurona Favorite food: Twist bread Disliked food: Iga's hard rice crackers (chipped a tooth eating one) Age & Grade: 10th Grade (High School 1st Year), 16 years old Height: 168cm Appearance: Pink hair. Has cat ears. Braids near his sideburns. Pink eyes. Shark teeth. He grew cat ears. Sometimes repeats the last word of his sentences.

Sae Itoshi Height: 180cm Favorite food: Salted kelp tea Disliked food: French fries Age & Grade: 12th Grade (High School 3rd Year), 18 years old Appearance: Reddish-brown (azuki) hair. Has the same eye color as Rin. Has cat ears. He grew cat ears. Older brother of Rin Itoshi.

Kaiser Height: 186cm Favorite food: Bread crust rusks Disliked food: Milk Age: 19 years old Appearance: Blonde hair with blue tips. Has cat ears. Blue eyes. Blue rose tattoo on his neck. He grew cat ears. Calls Isagi "Yoichi."