Katsuyuki Konishi (小西 克幸, Konishi Katsuyuki) is a Japanese voice actor and stage actor currently affiliated with Ken Production. He was the vice-chairman of the theater company Hero Q.
Shin Azuma and Hatsu Fujibaku are aliases of Katsuyuki Konishi for adult games and anime.
Disclaimer: I don't own both Pokémon and Konosuba. It's a parody. Owned by Jitakukeibihei (Natsume Akatsuki), Studio Deen, Nintendo, and The Pokémon Company.
Kazuma and co. transported to the Pokémon world and meet Ash and his friends.
