
Quick answer — Tetsuei Sumiya voices Paul in Fluffy Paradise, Sirius Tenrouin in Fairy Ranmaru, Zan Amaru in Lucifer and the Biscuit Hammer.
Tetsuei Sumiya voices Paul (Fluffy Paradise), Sirius Tenrouin (Fairy Ranmaru), Zan Amaru (Lucifer and the Biscuit Hammer).
Paul is voiced in Japanese by Tetsuei Sumiya.