
Quick answer — Rica Matsumoto voices Jim Hawking in Outlaw Star, Ryou Bakura in Yu-Gi-Oh!, Satoshi in Pokémon and 13 more characters.
Rica Matsumoto voices Jim Hawking (Outlaw Star), Ryou Bakura (Yu-Gi-Oh!), Satoshi (Pokémon), Yami Bakura (Yu-Gi-Oh!), Koashura (Yu Yu Hakusho: The Movie), Fuusuke (NARUTO (Shinsaku Anime)), Rumi Hidaka (Perfect Blue), Kaite (Trigun) and 8 more.
Jim Hawking is voiced in Japanese by Rica Matsumoto.