- Voice Actor (CV)
- Takahiro Sakurai
- Gender
- Male
- Role
- Supporting
- Identity
- Elite Sabateur of Akura Village, mentor to Tullius and Akari, serving as a guest retainer of the Halthgang Duchy in Season 2
Personality
Composed and Calculating
Strength-Oriented
Demanding Mentor
Ruthlessly Professional
Shin Acura stands as one of the most formidable Sabateurs to emerge from Akura Village, renowned for his mastery of Iron Blood Transformation and razor-sharp tactical instincts. As the mentor who shaped both Tullius and Akari, his training methods are uncompromising and exacting. In the second season, he reappears as a guest retainer aligned with the Halthgang Duchy, demonstrating overwhelming combat prowess that surpasses even his former pupils. His ice-cold judgments and grueling trials ultimately serve as the catalyst that ignites the protagonists' true awakening.