Yumi Sugimoto began her career in entertainment as a model and gravure idol, later expanding into live-action acting and voice work. Her entry into anime voice acting came in the late 2000s, and she has since taken on a select number of roles in animated series, often balancing them with her ongoing work in film and television.

One of her earliest and most recognized anime roles is Mayumi in the 2009 series Welcome to Irabu’s Office (Kuchu Buranko), a psychological comedy set in a mental health clinic. She voiced the character Akira Tanaka in the 2010 horror series Shiki, a high school student caught in the escalating vampire epidemic in a rural village. She also appeared in the 2012 action series Btooom! in a supporting voice role. These remain the most frequently cited anime credits in her body of work.

Recurring collaborations with specific anime directors, writers, or production studios are not a prominent feature of her voice acting career. Most of her anime roles have been isolated appearances across different productions rather than part of ongoing creative partnerships.

Notable achievements in her voice acting career are primarily tied to the distinct nature of the projects themselves. Welcome to Irabu’s Office was widely praised for its unconventional visual style and narrative structure, while Shiki gained a strong following within the horror genre. Her contributions to these series are acknowledged within the context of her broader career as a multitalented performer.