Asuka Fortress (アスカ要塞, Asuka Yōsai?) is an unused kaiju from the unmade 1979 Godzilla film, Godzilla vs. Asuka Fortress.
Appearance
Asuka Fortress was supposed to look like an agile robot.
History
Godzilla vs. Asuka Fortress
From what little is known about Asuka Fortress, it would have been constructed by the J.S.D.F. to defend Japan. However, it would have gone rouge, forcing Godzilla to defeat it.