A member of the TOKYO MER world whose specific actions are not detailed in the available synopsis.
Takaomi Kaji is a desperate gambler pursued over illegal debts when he meets Baku Madarame / Usogui. Baku uses a gambling strategy to help him, then involves him in the forest key-stealing game. Although Kaji resents being used to obtain a membership, he is impressed and chooses to remain beside Baku.
Cynical treasurer and Miyuki's best friend, often serves as the audience surrogate and voice of reason.
Sota Kuga is one of the six finalists in an IT company's recruitment examination. He joins the other candidates in forming a team and preparing for a discussion, hoping to receive an offer. When the assignment changes and envelopes accuse each finalist of a crime, he is part of the group drawn into the ensuing contest of suspicion.
A co-founder of Trillion Game, Gaku uses his hacking skills to bypass the casino gathering's invitation system and later helps build the casino's security system. Uneasy about suspected money laundering, he uses his access to locate evidence connected to stolen gold bars. He is Haru's partner, though they differ over the casino's risks.
Hikaru is a socially awkward anime fan who doubts Iroha's sincerity when she asks him out. He accepts her invitation, and their relationship gradually brings him happiness and helps him open up. When Iroha faces surgery, he asks her to stay with him for another six months. Years later, he is relieved to find her alive, though she no longer recognizes him.
A troubled but compassionate student council member whose difficult past and quiet sense of justice shape an important secondary storyline.
Akihiro joins the Mizusawa Karuta Club after Taichi welcomes him. During a difficult national-qualifying match, he is urged to call out during play to help build team unity. He later takes his place in the lineup for Mizusawa's high-school championship match, joining Chihaya, Taichi, and their teammates as the decisive contest begins.
Hayato Sano has 27 screen credits in a career dating back to 2015. Their work spans 3 cinematic universes — most prominently Tokyo MER: Mobile Emergency Room Collection with 4 titles. Signature works include ESCAPE It Was Supposed to be a Kidnapping, Kiss that Kills, Usogui. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 3 universes
