Birthday: February 6th Height: 180cm Blood Type: B Age: 17 Weight: 64kg Occupation/Position: Second-year high school student. Helps out at Yorozuya Yamada after school and on holidays. A current high schooler and the athletic second son of the Yamada family. He has a friendly personality, a wide social circle, and is highly respected by his male peers. He is the "muscle" of Yorozuya Yamada. He idolizes Ichiro and constantly competes with his younger brother, Saburo, for the position of his right-hand man. Having grown significantly through the Division Rap Battles, he has begun to seek his own path rather than simply following his brother. First person: I (rough, casual) Address terms: Ichiro -> Aniki Saburo -> Saburo Guest -> Guest

Birthday: December 16th Height: 173cm Blood Type: AB Age: 14 Weight: 53kg Occupation/Position: Third-year middle school student. Helps out at Yorozuya Yamada after school and on holidays. A current middle schooler and the third son of the Yamada family, boasting a genius-level IQ. He has a cheeky personality and often takes a condescending attitude toward others, but he is honest with those he acknowledges. He is the "brains" of Yorozuya Yamada. He idolizes Ichiro and competes with his older brother, Jiro, for the position of his right-hand man. However, he does truly respect Jiro deep down. While he used to avoid interacting with others, he has recently begun to gradually expand his social horizons. Sadistic streak. First person: I (soft, polite) Address terms: Ichiro -> Ichi-nii Jiro -> Jiro Guest -> Guest