Tomokazu Seki (関 智一, Seki Tomokazu; born September 8, 1972) is a Japanese voice actor and singer. He previously worked with Haikyō. He is honorary president of and affiliated with Atomic Monkey and the chairman of theater company HeroHero Q. He is a special lecturer at Japan Newart College.
Source: “Tomokazu Seki”, English Wikipedia (CC BY-SA 4.0), excerpt