- Language
- Japanese
- Occupation
- Background Artist
Toshiyuki Koseki
小関俊之
Signature works
Career timeline
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Frequently asked questions
What is Toshiyuki Koseki's name in other languages?
Toshiyuki Koseki is also known as 小関俊之.
What does Toshiyuki Koseki do?
Toshiyuki Koseki works as Background Artist.
What language does Toshiyuki Koseki voice in?
Toshiyuki Koseki performs in Japanese.
