Yasuhiko Kawazu is a Japanese voice actor and narrator born in Tokyo on January 21, 1966. He has been active in the industry since 1990 and is affiliated with Aoni Production, one of Japan's leading talent agencies for voice actors. Kawazu is a graduate of the Aoni Juku training school, having completed the sixth term.

Kawazu's career is characterized by a high volume of roles, often providing voices for supporting characters, antagonists, and creatures across a wide spectrum of anime, video games, and tokusatsu (special effects) television series. His filmography demonstrates versatility, encompassing everything from comedic sidekicks to powerful warriors and mechanical beings.

Among his most recognized anime roles are Corin Nander in Turn A Gundam, Brocken Jr. in the Kinnikuman (Ultimate Muscle) series, and Takasago Kazuma in Slam Dunk. He is also well-known for voicing Mr. Popo in the Dragon Ball franchise, taking over the role for Dragon Ball Kai and continuing in Dragon Ball Super and Dragon Ball Daima. His extensive work in the long-running series One Piece includes roles such as Hocker, Tansui, and Elizabeth.

Kawazu has also appeared in numerous other series, including the roles specified by the user: Masakazu Meguro in Doreiku The Animation, Yō Kaiō in Baki, Wabii in Battle Spirits Double Drive, Barrierfreeman in Kinnikuman Nisei - Ultimate Muscle, Nol in Fortune Quest - Yonimo Shiawase na Bōkensha-tachi, Aseo-kun in Pururun! Shizuku-chan and Pururun! Shizuku-chan Aha, Teruo Hozumi in H2O ~Footprints in the Sand~, Souichirou Suzumiya in Kimi ga Nozomu Eien ~Next Season~, Kamen Rider X in Kamen Rider SD, Kintarō Ōmae in Be-Bop Kaizokuban, and Zakifon in Spectral Force.

Beyond animation, Kawazu has a substantial presence in video games. He is particularly known for his long-standing roles as the warriors Huang Zhong and Zhang Jiao in the Dynasty Warriors and Warriors Orochi series. Other notable game credits include Steel Massimo in Mega Man X: Command Mission, Jagi in Fitness Boxing: Fist of the North Star, and Tenzan Nakajima in the Super Robot Wars series.

Kawazu has also made significant contributions to tokusatsu, providing voices for numerous monsters and aliens in franchises like Super Sentai (e.g., Mirai Sentai Timeranger, Bakuryu Sentai Abaranger) and Ultraman (e.g., Ultraman Max, Ultraman Mebius). His dubbing work includes voicing Toby and other characters in the Japanese versions of Thomas the Tank Engine & Friends. His career continues into the present day, with roles in recent and upcoming series such as Dragon Ball Daima and Kamen Rider Zeztz.