"Toru Okawa (visual voices guide)". behindthevoiceactors.com (A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its credits or other reliable sources of information).
cartoon.co.jp
"ホーム・ムービーズ". Cartoon Network. Archived from the original on April 19, 2006. Retrieved October 29, 2019.
