Emperor Kazan, the 65th emperor. Portrayed by Kanata Hongō.
Strategic genius and close friend, relies on intellect and tactical planning in battles.
Hiei is a powerful demon who initially takes part in stealing treasures from the Underworld but later becomes an ally of Yusuke Urameshi. He fights with the team against major supernatural threats, helps defend the Human World from demons, and eventually remains in the Demon Plane while serving under one of its ruling powers.
A surly teenager and survivor in GANTZ:O. He demonstrates ruthless pragmatism by killing an uncooperative teammate to protect the group, utilizes invisibility technology, and endures severe injuries while fighting alongside Kato and the rest of the team.
Armin is Eren’s close friend and a member of the Scout Regiment. He helps argue that Eren should be spared and used to defend humanity rather than treated solely as a threat. During the final operation, he handles the bomb’s fuse and remaining activation work while others defend the mission. His courage, loyalty, and practical contribution help make the wall repair successful.
A young friend of Ichiro who knows about Hiro's powers. He helps Ichiro understand and hone his abilities. Despite his fear of Hiro, he considers him a friend and shares a quiet moment with him before Hiro departs.
Qin prince, rebel brother of Ying Zheng, seeks the throne.
Veteran Gantz participant providing tactical support and combat experience to the team.
Shapeshifting Homunculus embodying envy, manipulative and cruel.
Veteran Gantz player and mentor figure to Kei and Masaru.
A young bassist associated with the Black Stones, contributing to the band's musical and personal dynamics.
Kiro Mekama is designated as the referee for the Kakero Club match between Takaomi Kaji and Ikki Sadakuni. By overseeing the Old Maid contest, Kiro becomes responsible for enforcing the rules of the dangerous game in which every mistake adds another part to a hangman’s gallows.
Kanata Hongo has 52 screen credits in a career dating back to 2002. Their work spans 12 cinematic universes — most prominently Gantz Film Series with 3 titles. Signature works include Danganronpa: The Animation, Btooom!, Danganronpa 3: The End of Hope's Peak High School. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 12 universes
Related entry on Wikidata (Q1343793), public domain (CC0).
