Kiyotaka Furushima is a Japanese voice actor born on April 19, 1979, in Tochigi Prefecture, Japan. He is affiliated with the Tokyo Actor's Consumer's Cooperative Society (Haikyo). He is a graduate of the 17th term of the Katsuta Voice Actor's Academy and the 19th term of the Haikyo Voice Actors Studio.

Furushima began his career in 2002 and has built a extensive portfolio of voice roles, with a particularly strong presence in long-running and popular franchise anime. One of his most prominent and enduring roles is Shinji in the Pokémon series Diamond & Pearl, a character often cited as one of his representative works. His involvement with the Pokémon franchise is extensive, encompassing numerous roles across multiple series and films. These include Satoshi's Buizel, Mukkbird, and Shinji in Pocket Monsters: Diamond & Pearl, as well as various Pokémon such as Koromori, Doryuzu, and Yamirami in subsequent series and movies like Pokémon the Movie: Kyurem VS. The Sword of Justice. He also voiced characters in the Best Wishes! and Journeys series.

In the superhero genre, he is well-known for his role as Hanta Sero in the hit anime My Hero Academia, a part he has played since 2016 across multiple seasons and films, including My Hero Academia: Heroes: Rising. He also voiced the character Mustard in the same series. His work extends to tokusatsu as well, providing the voice for Engine Jetras in Engine Sentai Go-onger and its subsequent movie appearances, as well as Haku in Juuken Sentai Gekiranger.

Furushima has demonstrated versatility across a wide range of other anime. He has had recurring roles in the Inazuma Eleven franchise as characters like Burn (Nagumo Haruya) and others, and in Shinkansen Henkei Robo Shinkalion as Akagi Honjo. His filmography also includes notable parts in Corpse Princess as Rinsen Shirae, Kuroko's Basketball as Tomoki Tsugawa, Haikyu!! as Yoshiharu Haga, Nodame Cantabile as Keiji Tamaki, and Ookiku Furikabutte as Naoto Kaguyama. He also voiced the character Showers in Pikachu to Eevee Friends and Robo Mecha-sensei in Tamagotchi! Yume Kira Dream.

Beyond acting, Furushima has listed special skills in calligraphy and illustration.