"青二プロダクション冬馬 由美". aoni.co.jp (in Japanese). Archived from the original on December 16, 2007. Retrieved October 9, 2019.
behindthevoiceactors.com
"Yumi Toma (visual voices guide)". behindthevoiceactors.com. Retrieved January 12, 2019. 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.{{cite web}}: CS1 maint: postscript (link)
"Valkyrie Elysium (2022 Video Game) Japanese Cast". behindthevoiceactors.com. Retrieved August 10, 2023. 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.{{cite web}}: CS1 maint: postscript (link)
