Instant Brain , released in 1970, follows the story of Zenya Harataki, an investigative photographer who wakes up with no memories. As he delves into the world of futuristic music, he uncovers a conspiracy that may hold the key to his past.
The gameplay revolves around reading text and making choices from a menu, similar to other visual novels. Players also have the chance to take photos in certain situations, adding a unique twist to the experience.