Ryoka Yuzuki is a Japanese actress and voice actress born on January 10, 1974. She is affiliated with the talent agency 81 Produce. Her career in the entertainment industry began in the 1990s, with early work in live-action films and appearances in magazines under different stage names, including Ayumi Nagashii and Kanori Kadomatsu, before she shifted her focus to voice acting. Her voice acting debut is credited to the role of Blackwidow in the anime Transformers: Beast Wars.

Over a prolific career spanning more than two decades, Yuzuki has become known for a wide range of characters. One of her most enduring and recognized roles is that of Ino Yamanaka in the long-running Naruto anime series, a role she has reprised in numerous sequels, films, and video games, including Naruto Shippuden and Boruto: Naruto Next Generations. Another significant and iconic part is Satsuki Kiryūin, the student council president in the acclaimed action series Kill la Kill. She has also portrayed the teacher Shizuka Hiratsuka across the entire My Teen Romantic Comedy SNAFU franchise, including its anime seasons and video game adaptations.

Yuzuki has built strong ties to several major anime franchises through recurring roles. In the Magical Girl Lyrical Nanoha series, she has voiced the kind-hearted healer Shamal across multiple television anime, films, and OVAs, including Magical Girl Lyrical Nanoha A's, Magical Girl Lyrical Nanoha StrikerS, and Magical Girl Lyrical Nanoha Detonation. She is also the voice of Arcueid Brunestud in the Carnival Phantasm anime and the Melty Blood video game series, which are based on Type-Moon visual novels. Her other notable and recurring roles include Risa Momioka in the To Love-Ru franchise, Cattleya in the Queen's Blade series, Oriana Thomson in A Certain Magical Index, and Minagi Tohno in the visual novel-based anime Air.

Beyond these major franchises, Yuzuki has contributed her voice to a vast number of other popular series, such as Chobits, My-HiME, Buso Renkin, Food Wars! Shokugeki no Soma, and Mushoku Tensei: Jobless Reincarnation. She is also active in video games, with roles in major titles like Granblue Fantasy as Metera, Genshin Impact as Candace, and Kirby Star Allies as Zan Partizanne. Her work continues into the present day, with recent roles in series like Synduality: Noir and The Many Sides of Voice Actor Radio.