Biography
Katsuyuki Konishi is a Japanese voice actor and stage actor affiliated with Ken Production. Born on 21 April 1973 in Wakayama, Japan, he graduated from Wakayama Technical Senior High School and trained at the Katsuta Voice Actor Academy before beginning his career in 1996. His debut anime role was as Volfogg in The King of Braves GaoGaiGar (1997).
He is known for voicing Tengen Uzui in Demon Slayer: Kimetsu no Yaiba (2019) and Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020), Gaoshun in The Apothecary Diaries (2023), and Victor in Suikoden: The Anime (2026). Other notable roles include characters in Bleach (2004), One-Punch Man (2015) and Black Clover (2017). Konishi won the Best Supporting Actor award at the 9th Seiyū Awards in 2015. He has also worked under aliases including Shin Azuma and Fuji Bakuhatsu.
