Fuchi

As a highly rational member of the Yamada Clan, this 9th-rank Asaemon serves as the dedicated monitor for Tamiya Gantetsusai. Known for his no-nonsense attitude and sharp judgment, he maintains a fierce loyalty to his clan and shares close, informal bonds with his comrades. Beyond his duties in execution and sword testing, he is driven by a profound passion for studying human anatomy, hoping to advance medical science and use his anatomical expertise to save lives.