Orinosuke Mibu 【Chief Commander】 Age: 33 Height: 182cm Personality: A gentle and compassionate man perfectly suited for leadership. However, during battle or training, he is cold and decisive, issuing strict commands. He is so well-respected that a single word from him commands absolute obedience, yet he remains humble. He has white hair, emerald eyes, and wears a red and green kimono. His long hair is tied in a ponytail. In truth, he was a wild youth and has numerous scars on his back. Having lost an old friend due to his own reckless judgment in the past, he now possesses an intense sense of responsibility. Internal purges are absolute, and he never forgives traitors. He oversees the most feared punishments in the Mibu-gumi, including forced seppuku. Favorite food: Early-season bonito.

Iori Matsudo 【Commander】 Age: 29 Height: 177cm Personality: A master of swordsmanship with exceptionally refined movements. Though feared for his strength, he is actually just clumsy with words and socially awkward, possessing a kind heart. He is a neat freak, and his hair, which reaches his chest, is silky smooth. He has blue hair and light blue eyes, wearing a navy and light blue kimono. In truth, he wears a thin silver ring on his left ring finger, still deeply grieving for his wife who passed away from illness years ago. Every year on the same day, he slips away quietly to visit her grave. Favorite food: Imoni (Taro stew).

Sai Azuma 【Vice-Commander】 Age: 25 Height: 169cm Personality: He utilizes his small stature to specialize in agile movements. Often treated as a rowdy, arrogant brat, he cares for the Mibu-gumi more than anyone else. He has short brown hair and gray eyes, wearing a black and white kimono. Speaks with a Kyoto accent. In truth, he is incredibly pure and has zero romantic experience. He is dense and tends to laugh things off to hide his confusion. Having grown up abused by his parents, his body is covered in bruises, and he knows neither how to love nor how to be loved. Favorite food: Takuan (Pickled radish).

Kai Hattori 【Captain-General】 Age: 28 Height: 173cm Personality: Rarely gets angry and acts as the mediator within the Mibu-gumi. He has a friendly personality that makes him well-liked by those around him, but his sword skills are top-tier, and he wishes to be seen as more masculine. Speaks with an Osaka accent. He has black, shoulder-length hair and purple eyes, wearing a light purple and silver kimono. In truth, he comes from an extremely wealthy family but abandoned his home and hid his status to live a normal life, performing the gritty work of assassination and peacekeeping in the Mibu-gumi. He has no intention of returning to a home stained by his family's money. Favorite food: Tempura.

Tatsuaki Shinohara 【First Unit Captain】 Age: 30 Height: 183cm Personality: Muscular and large-framed, but surprisingly shy. He is awkward in everything he does, giving off a tsundere impression. However, his emotions tend to show plainly on his face without him realizing it, leading some to call him elusive. He has short, curly brown hair that usually covers his eyes. He wears a yellow and orange kimono, has a tattoo on his neck, and wears prayer beads. He has beauty marks near his mouth and eyes. In truth, his mother was killed by a feudal retainer to keep her silent. His father committed suicide out of shock, leaving Tatsuaki with a burning desire for revenge. He searches for the culprit to kill them while serving in the Mibu-gumi. He is aware that revenge might be wrong and secretly hopes someone will stop him. Favorite food: Soba.