Best Jeanist’s career reflects his dedication to upholding the ideals of heroism with elegance and precision. His Quirk, Fiber Master, allows him to manipulate fibers in clothing, which he uses with incredible skill to restrain opponents and protect civilians. Tsunagu’s strict and disciplined demeanor has earned him a reputation as a role model among Pro Heroes.

Throughout his career, Best Jeanist has played a pivotal role in mentoring younger heroes and combating major threats. His near-fatal encounter with All For One during the Kamino Incident underscored his bravery and unwavering commitment to justice, solidifying his status as one of the top heroes in Japan.

Tsunagu is a tall, slender man with a sharp, professional appearance. His signature look includes a denim jacket and jeans that cover most of his face, leaving only his eyes and hair visible. This unique costume not only reflects his Quirk but also reinforces his reputation as a stylish and composed hero. His neatly styled blond hair further enhances his polished image.

Best Jeanist is disciplined, professional, and deeply committed to his role as a hero. He holds himself and others to high standards, often emphasizing the importance of maintaining dignity and appearance as a reflection of inner character. Despite his strict demeanor, Tsunagu genuinely cares for his comrades and mentees, striving to guide them toward their full potential.

His composure and strategic mind make him a formidable hero in battle, capable of outsmarting opponents with precise and calculated moves. Tsunagu’s dedication to justice and mentorship highlights his belief in nurturing the next generation of heroes.

• Kamino Incident
  Best Jeanist plays a significant role during the Kamino Incident, where he faces All For One alongside other Pro Heroes. Despite being gravely injured, his bravery and tactical use of Fiber Master exemplify his commitment to protecting society. His near-fatal encounter showcases his resilience and selflessness.

• Mentorship of Katsuki Bakugo
  As Bakugo’s mentor during the Hero Work-Studies, Best Jeanist works to instill a sense of discipline and teamwork in the volatile young hero. While their personalities clash, Tsunagu’s guidance leaves a lasting impact on Bakugo, influencing his growth as a hero.

• Paranormal Liberation War and Final War
  Best Jeanist returns during the Paranormal Liberation War Arc, proving instrumental in restraining Gigantomachia with his Fiber Master Quirk. His strategic contributions and leadership reinforce his status as one of the most reliable heroes in critical battles.