Daisuke Kasuya is a Japanese voice actor and stage performer from Tokyo, born on September 20. He is affiliated with the talent agency Kenyu Office. Kasuya's path to voice acting began on stage, inspired by the works of Koki Mitani, which led him to join a theater troupe. After discovering anime, he pursued formal training and made his voice acting debut in 2012 with the audio comic project Mairunovich. He is a graduate of Takushoku University.

Kasuya has built a career voicing a wide range of characters in anime, video games, and foreign language dubs. In anime, his roles include Junpei Midorikawa in Meiji Gekken: 1874, Naganuma Hoshimi in Shinkalion Change the World, and Kotarou in the Taiko no Tatsujin Anime Version. He has also taken on numerous supporting roles in major series such as Jujutsu Kaisen, My Hero Academia, Black Clover, Detective Conan, Ao Ashi as Makoto Shimizu, and Dance Dance Danseur. In the realm of video games, he is known for voicing Tierno in Pokémon Masters EX, Shu☆Zo in SHOW BY ROCK!!, and characters in Lost Judgment and Final Fantasy XVI. His dubbing work for foreign productions includes providing a Japanese voice for the live-action film The Little Mermaid and the series Masters of the Air.

A notable aspect of Kasuya's career is his musical involvement, particularly with the SHOW BY ROCK!! franchise, for which he performed as the character Shu☆Zo and held a solo concert in 2015. He also has a personal interest in music, with songwriting and playing guitar listed as skills. While he has worked consistently across many projects, a pattern of recurring collaborations with specific directors or studios is not prominently documented in the available sources. His achievements are marked by his versatility across stage, voice acting, and music, earning him recognition among fans for his vocal expressiveness and range.