Genki Kawamura’s eerie new film expands on a haunting video game that leaves players lost in endless subway tunnels. He explains how this makes viewers and players face their worst fearsGenki Kawamura is something of a polymath. A bestselling author, film-maker, script writer and producer – he is also a lifelong gamer who grew up playing and being inspired by the games of legendary Nintendo designer Shigeru Miyamoto. His latest project Exit 8, now in cinemas, is a fascinating adaptation of the Japanese horror game, developed by a lone coder based in Kyoto, operating under the name Kotake Create. “I was captivated by its game design and the beauty of its visuals,” says Kawamura. “At the same time, I watched many streamers play it. As I did, I realised that although the game is incredibly simple, each player creates their own story, and each streamer brings their own unique reactions. It felt like a device that could reveal something fundamental about human nature.”The concept behind Exi...