This is the 6971st most frequent Japanese word.
マニアック
Obsessive or highly specialized.
Here, "マニアック" is used to signify a niche or specialized interest in a specific type of movie genre. The sentence highlights a deep and specialized preference in the subject matter.
彼は映画の中でも特にマニアックなジャンルに興味があります。
He is particularly interested in niche genres of movies.
In this context, "マニアック" describes the book as having specialized or detailed content, possibly catering to those with prior knowledge or expertise in the subject.
この本はかなりマニアックなので、初心者には難しいかもしれません。
This book is quite intricate, so it might be challenging for beginners.
Here, "マニアック" describes a unique and non-mainstream taste in music, suggesting a preference for uncommon or less popular tracks.