Acting
Susumu Chiba
September 13 1970- Place of birth: Kanagawa, Japan
- Gender: Male
- Also known as: Progress / プログレス, 千叶进步, 千葉 進歩, Chiba Susumu
Susumu Chiba (千葉 進歩, Chiba Susumu) is a Japanese voice actor. He is contracted with Office Osawa Co. Ltd. Progress is an alias of Chiba Susumu for adult games and anime.
