Lilas Ikuta is a Japanese voice actor and singer-songwriter, born on September 25, 2000, in Tokyo, Japan. She is widely known as the vocalist ikura for the acclaimed music duo YOASOBI, and her work in voice acting is closely tied to her musical career.

Ikuta made her debut as a voice actor in 2021, landing a role in the critically acclaimed animated film Belle, directed by Mamoru Hosoda. In this film, she lent her voice to the character Hiroka Betsuyaku, also known as Hiro. This marked her entry into the industry, combining her vocal talents with character performance.

Her most prominent voice acting role to date is as the protagonist Kadode Koyama in the 2024 anime adaptation of Inio Asano's manga, Dead Dead Demon's Dededede Destruction. She voiced the character in both the two-part anime film compilation and the subsequent eighteen-episode web series. In a unique convergence of her dual careers, Ikuta also performed the theme song for the project's second part, Seishun Ouka, with her co-star ano. This created a direct collaboration where the lead voice actors also performed the series' music.

Ikuta's work is characterized by a close integration of her singing and voice acting. Her major roles have been in high-profile film projects, and her casting often highlights her ability to contribute both vocally and musically to a production. Her ongoing work with YOASOBI has also led to the duo providing numerous theme songs for other major anime series, including Oshi no Ko, Beastars, Frieren: Beyond Journey's End, and Mobile Suit Gundam: The Witch from Mercury, further solidizing her presence in the anime industry through performance.