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.
Known For:Acting
Birthday:1970-09-13
Place of Birth:Kanagawa, Japan
Also Known As:Progress / プログレス, 千叶进步, 千葉 進歩, Chiba Susumu