
Quick answer — Akiko Kawase voices Hamada-sensei in Paradise Kiss, Maya Matsumoto in Wagnaria!!, Kumiko Honma in Black Jack (TV) and 3 more characters.
Akiko Kawase voices Hamada-sensei (Paradise Kiss), Maya Matsumoto (Wagnaria!!), Kumiko Honma (Black Jack (TV)), Mitsu Kusabue (Rozen Maiden: Dreaming), Nattsu (Love You Baby), Plusle (Pokémon: Destiny Deoxys).
Hamada-sensei is voiced in Japanese by Akiko Kawase.