Unshō Ishizuka (石塚 (いしずか) 運昇 (うんしょう), ishizuka unshō?) (16 May 1951 – 13 August 2018) was a Japanese voice actor who provided the voice of Clive R. O'Brian in the Japanese dub of Resident Evil: Revelations. He died of oesophageal cancer.[1]