A working model and mother of Koki who becomes Daikichi's close friend and parenting ally, offering practical support and guidance as he navigates the challenges of single parenthood.
A police officer and coworker of Kankichi Ryotsu, Catherine has had about all she can take from his recurring troublemaking. Along with Keiichi, she is portrayed as a colleague frustrated by Kankichi's conduct at work, directly linking her role to the central character's misadventures.
Yayoi Kinoshita is a college student who meets Yuka Morita and investigates the massacre after hearing about Yuka's supposed past-life memories. Her research leads her to Ayumi Omori, the sole survivor, and Yayoi later appears among the performers affected by the film's supernatural reenactment.
Fellow Coast Guard trainee and rescue diver. Demonstrates resilience and teamwork during training.
An introverted illustrator living with Ryosuke, Kotomi, and Naoki, Mirai is part of the household's conversations about the neighborhood attacks and their everyday tensions. She is involved in an episode with Satoru, who says he was coerced into going somewhere; the circumstances are contested, and the group's effort to understand what happened deepens their confusion.
Fellow recruit and colleague within the Coast Guard rescue diver series. The provided material does not highlight her personal arc, placing her in the background of the training and subsequent rescue operations.
Yukiko is one of four friends whose lives and conversations form the story's center. She loves fashion, which gives her confidence and happiness, and she is dating Sota Morimoto. At work, she proposes recruiting customers as models for a department-store event, arguing that women of every age should be able to enjoy dressing up.
Karina has 25 screen credits in a career dating back to 2004. Their work spans 4 cinematic universes — most prominently Umizaru Collection with 3 titles. Signature works include An Incurable Case of Love, Bunny Drop, KochiKame - The Movie: Save the Kachidoki Bridge!. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 4 universes
Related entry on Wikidata (Q456401), public domain (CC0).
