Konami Wai Wai World
Computer game
Konami Wai Wai World, "wai wai" being a Japanese onomatopoeia for a noisy, crowded area, is a 1988 Family Computer platform video game released only in Japan by Konami. The game itself stars various Konami-created characters as well as Mikey and... Wikipedia
Initial release date: January 14, 1988
Series: Konami crossover
Developer: Konami
Mode: Multiplayer video game
Genre: Action-adventure game
Platform: Nintendo Entertainment System
Publisher: Konami