Sentences written about this title, gathered by type from the Japanese and English Wikipedia articles (as of 2026-8-30).
A freeware version is currently distributed, and it is also sold for 100 yen as the 25th title in Daiso's "The Game Series".
In 1982-9, Murata Manufacturing acquired 55% of the shares of Denki Onkyo Co., Ltd. and brought it under its umbrella.
In the "Cross Review" feature of the magazine Famitsu, the game scored a total of 22.
In the "Game Report Card" reader poll run by the magazine Family Computer Magazine,it scored 16.26 out of 30, as shown below.
After the Japanese video game market began to "cool off" from the success of Taito's Space Invaders, a column in Weekly Asahi magazine named "Dekigotorogy" appeared, which ran a feature named "In Search of the next Space Invaders" based around the company visiting several different computer clubs across the country in search of potential games to topple the success of Space Invaders.
The Japanese manga Game Center Arashi, which featured a story based on Heiankyo Alien, is believed to have attributed to the game's success due to its usage of terminology and strategies made by other players — author Misuru Sugaya has stated that Heiankyo Alien remains his favorite game, and claims to play it regularly on his computer.
At the time, the fact that the game had been developed by University of Tokyo students was taken up by various media and became a talking point.
The overseas version, CRATER MAZE, was ported with specifications following those of Horehore Daisakusen.
The game was originally developed and released as a personal computer game in 1979, and was then published by as an arcade game in November 1979.
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