Takefumi Yumihara (弓原健史) is a Japanese voice actor born on March 18 in Saga Prefecture, Japan. He holds blood type A, stands 166cm tall, and is affiliated with the agency AXL ONE as a junior or associate member. Yumihara possesses qualifications including mechanical drawing certification, hazardous materials handler, and gas welding skills. His hobbies include origami, and he has listed volleyball and welding as his special talents.

Yumihara began his voice acting career around 2013, with his debut credited as a classmate role in the drama CD Seishun Hajimemashita. His early anime work in 2014 included the role of Morphine B in DRAMAtical Murder, a职员 in Bakumatsu Rock, and a male background character in Persona 4 The Golden Animation. In 2015, he provided the voice of a passerby in Uta no Prince-sama Maji Love Revolutions, a television program guest in The Disappearance of Nagato Yuki-chan, as well as narration and a soldier in Bikini Warriors.

Yumihara is best known for his role as Takumi Nabeshima in the 2016 sports anime series Cheer Boys!! (also known as Cheer Danshi!!), which follows a college men's cheerleading team. In this series, he voiced a character identified by dreadlocks, a goatee, and an earring. That same year, he also appeared in the web anime Ninja Slayer.

Later roles include Dusk in the 2021 series The Severing Crime Edge (also known as Wound Over the Soul) and Yashiro in Platinum End, also from 2021. In 2022, he played a male high school student in IDOLiSH7 Third BEAT! and a male student in The Strongest Sage with the Weakest Crest. Yumihara has also worked in web animation, voicing a track team member in Devilman crybaby in 2018, and in theatrical animated films including Black Butler: Book of the Atlantic in 2017, Mr. Osomatsu: The Movie in 2019, and Good-bye, Don Glees! in 2022.