MR. ONION is a supporting character who appears in the first episode of Miru: Paths To My Future, titled Stardust Memory. His name is sometimes romanized as Onion-kun in Japanese materials. He is part of the cast of Episode 079, which is set in a space environment and centers on Yoshimura, a space janitor who has spent ten years collecting debris and is facing pressure to retire due to advances in artificial intelligence. MR. ONION is listed among the supporting characters for this episode, alongside other figures such as SDK, Kanon, Sanders, and Jackson. His specific background, personality, and motivations are not detailed in the available information, and no formal character biography has been published. In terms of his role in the narrative, the episode synopsis describes a critical emergency that arises as Yoshimura and his replacement, a young pilot named Umi Nagahama, work together, but MR. ONION's individual contribution to that plot is not specified in the source material. No information is available about his key relationships, character development across the series, or any notable abilities he may possess. As a supporting figure in a five-episode anthology series, MR. ONION appears only in the Stardust Memory segment and does not recur in subsequent episodes.