
Quick answer — Masami Suzuki voices Amelia Wil Tesla Saillune in The Slayers, Ayako Matsuzaki in Ghost Hunt, Sho Marufuji in Yu-Gi-Oh! GX and 12 more characters.
Masami Suzuki voices Amelia Wil Tesla Saillune (The Slayers), Ayako Matsuzaki (Ghost Hunt), Sho Marufuji (Yu-Gi-Oh! GX), Sorincha (Kakurenbo: Hide and Seek), Isana (MUSHI-SHI), Inami Haha (Wagnaria!!), Priscilla (Gunslinger Girl), Satsuki Katakura (Love You Baby) and 7 more.
Amelia Wil Tesla Saillune is voiced in Japanese by Masami Suzuki.