Yuka Terasaki is a Japanese voice actor and singer from Kumamoto Prefecture, born on August 4, 1983. From a young age, she was involved in local training for acting, singing, and dancing, working as a child actor in stage performances and commercials. After graduating from high school, she moved to Tokyo to pursue entertainment while also studying early childhood education in college, a field in which she earned a kindergarten teacher's license. Her initial aspiration was to become a singer, and she was active in a local band during her school years. Her path to voice acting was suggested by a talent agency president who found her voice unique, leading her to audition for the field.

Terasaki's voice acting career began in the mid-2000s, with early roles in series such as Reborn! as Basil and Yu-Gi-Oh! 5D's as Ruka (Luna), which helped her gain recognition. A pivotal and defining role came in 2011 when she was cast as the protagonist Matsukaze Tenma in the long-running Inazuma Eleven GO series. This performance brought her widespread fame and contributed significantly to her receiving the Synergy Award at the 6th Seiyu Awards in 2012, an honor shared with the cast and staff for their work on the franchise.

Throughout her career, Terasaki has become known for her versatile vocal range, frequently taking on roles of young boys and energetic or spirited girls, a niche she has successfully filled across numerous anime series. Her filmography is extensive and includes prominent roles in major franchises. In the Pokémon series, she has voiced multiple characters, including the recurring trainer Korrina (Corni), various Pokémon, and more recently the lead character Roy in Pokémon Horizons: The Series. She played Kudelia Aina Bernstein in Mobile Suit Gundam: Iron-Blooded Orphans and Heinz II in Macross Delta. In the fantasy comedy Is It Wrong to Try to Pick Up Girls in a Dungeon?, she provides the voice of the goddess Hephaestus. She has also contributed to acclaimed dramas, voicing the young Arata Wataya in Chihayafuru and Vueko (Vueroeruko) in Made in Abyss: The Golden City of the Scorching Sun. Her role as the young Sōta Hori in the romantic comedy Horimiya further demonstrates her aptitude for playing boy characters.

Beyond these prominent examples, Terasaki has taken on a wide array of other roles, many of which were listed by the user. These include Giess in Magical Girl Spec-Ops Asuka, Magearna in Pokémon the Movie: Volcanion and the Mechanical Marvel, Akemi Takei in Kageki Shojo!!, Hanabi Ōmagari in Shinkansen Henkei Robo Shinkalion Z, Kaoru Niijima in Iwa-Kakeru! -Sport Climbing Girls-, Sayuri Chiba in Natsunagu!, Katsuma in My Hero Academia the Movie: Heroes Rising, Kanae Izumi in revisions, Misha Kruezhev (Sasha Kruezhev) in A Certain Magical Index series, Takeshi Okamoto in Uchitama?! Have you seen my Tama?, Tokumaru in Kami-sama Minarai: Himitsu no Cocotama, Junpei Hayami in Cutie Honey Universe, Yuuto Arima in Yo-kai Watch: Enma Daioh to Itsutsu no Monogatari da Nyan!, Aldora and Marina in Chain Chronicle, Chobi and the Daughter in Neko no Shūkai, Kaori Sagawa in Planzet, Linlin Ryushou in Jinzo Konchu Kabuto Borg VxV, Shuri Ehara in Elite Jack!!, Renka Ariake in Magica Wars, Raquel in the Doki Doki! PreCure films and series, Februar Zwei in Senyū., the mother in The Slugma-Powered Home, and Emperor in Tasūketsu.

In addition to her voice work, Terasaki is also a singer who has performed character songs and released a personal album titled Afterglow in 2012. She has experience as a stage actress in musicals and, from 2015 to 2017, served as the second-generation "big sister" host on the NHK children's program Waracchao!. Terasaki was previously affiliated with Ogipro THE NEXT and transferred to Ken Production in April 2022.