Kent, 2001, A Game About Eating, pp.143: «After Pac-Man, most games involved mazes. Arnie Katz, editor and founder of Electronic Games, the first magazine about the industry, called these games "maze chases." Soon there were maze chases involving mice (Mappy) eyeballs (Eyes) penguins (Pengo) fish (Piranha) even a personified fire hydrant that slurped up water and spat it at bipedal flames». Kent, Steve L.The Ultimate History of Video Games: from Pong to Pokémon and beyond.— 1st ed.— Roseville, Calif.: Prima Pub, 2001.— 608с.— ISBN 0761536434.
Kent, 2001, A Game About Eating, pp.143: «Despite the success of his game, Iwatani never received much attention. .. According to Namco president Masaya Nakamura, Iwatani received a very small bonus-less than $3,500.». Kent, Steve L.The Ultimate History of Video Games: from Pong to Pokémon and beyond.— 1st ed.— Roseville, Calif.: Prima Pub, 2001.— 608с.— ISBN 0761536434.