Initially revealed at the E3 2010 trade show in Los Angeles, Resident Evil: Revelations was directed by Resident Evil 5 co-designer Koushi Nakanishi and produced by Masachika Kawata and Takayuki Hama. Tsukasa Takenaka, who provided the story background and in-game files for Resident Evil 5, joined the team as assistant producer. According to Kawata, the title would see a return to the classic exploration and puzzle-solving of earlier series installments, with more emphasis put on horror.