Sgt. Frog (1999)

Sgt. Frog(ケロロ軍曹 Keroro Gunsō, lit. "Sergeant Keroro"), is a platform video game developed by Namco and published by Warner Bros Interactive Entertainment for the Nintendo 64. It is Keroro's videogame debut, also his first appearance in a home console game and the first installment of the "Sgt. Frog" series This game was created by Warner Bros (Japan), Namco ,later Bandai Namco Entertainment the creator of Sgt. Frog series - themselves; it was developed by his mentors. The game is also available for the Virtual Console of the Wii, Wii U, for $4.99.