
Quick answer — Omi Minami voices Hyatt in Excel Saga, Kotarou Mochizuki in Black Blood Brothers, Saloma in MegaMan NT Warrior and 23 more characters.
Omi Minami voices Hyatt (Excel Saga), Kotarou Mochizuki (Black Blood Brothers), Saloma (MegaMan NT Warrior), Tama (Gintama Season 3), Euphemia li Britannia (Code Geass: Lelouch of the Rebellion), Hänsel (Black Lagoon: The Second Barrage), Naozumi Kamura (Kodocha), Satsuki Yumizuka (Carnival Phantasm) and 18 more.
Hyatt is voiced in Japanese by Omi Minami.