Satomi Hanamura is a Japanese actress and voice actress born on July 3, 1984, in Tokyo, Japan. She is associated with the talent agency AT Production. Her career in entertainment began in her childhood, initially driven by a passion for musicals, which led to her appearance in stage productions and her film debut in the early 1990s. She gained early recognition for her live-action role as Yuka Nakagawa in the 2000 film Battle Royale.

Hanamura transitioned to voice acting during high school after successfully auditioning for an anime role. Her voice acting debut came in 2002 as the protagonist Elle in the original video animation Happy World!. Following this, she built a career across anime, video games, and radio dramas, often lending her voice to characters in prominent series. Among her notable anime roles are Kanae Sumita in the critically acclaimed film 5 Centimeters Per Second, directed by Makoto Shinkai; Mirai Onosawa in Tokyo Magnitude 8.0; Anise Azeat in Galaxy Angel Rune and Galaxy Angel II; Aya Okamura in the short film Dareka no Manazashi; and January in Coyote Ragtime Show. In video games, she is widely recognized for her long-standing role as Maya Fey in the Ace Attorney series.

Throughout her career, Hanamura has demonstrated versatility across different media. Beyond anime and games, she has been active in stage performances. She was also a member of the voice actress music unit sorachoco until 2011. Her filmography reflects recurring collaborations with notable directors, such as Makoto Shinkai, and consistent work within long-running game franchises like Ace Attorney.