Akira Yanagi’s composition style for the Grendizer soundtrack is a unique blend of electronic and orchestral elements. The score features a distinctive use of synthesizers, which were still a relatively new technology at the time. The result is a futuristic sound that perfectly complements the sci-fi themes of the anime.

In Japan, the Grendizer soundtrack is considered a classic of the anime genre, and it continues to inspire new generations of composers and musicians. The album has also gained a cult following worldwide, with fans seeking out rare and original copies of the LP.

The soundtrack also features a range of musical motifs, each associated with different characters, locations, and themes from the show. The Grendizer theme, for example, is a soaring and energetic melody that has become synonymous with the robot hero. Other notable themes include the ominous and menacing “Alien” theme, and the beautiful and melancholic “Love Theme”.