This is the 13709th most frequent Korean word.
마니아라는
"마니아라는" refers to "being a mania" or "someone who is extremely enthusiastic or obsessed with something."
마니아라는 is used to indicate that someone is known or described as an enthusiast (마니아).
그는 클래식 음악에 깊이 빠진 마니아라는 사실이 밝혀졌다.
It was revealed that he is a passionate enthusiast of classical music.
마니아라는 here highlights someone's identity of being known as a '마니아' (maniac) in a certain context.
저는 어렸을 때 비디오 게임 마니아라는 이야기를 많이 들었어요.
When I was young, I was often described as a video game maniac.
마니아라는 reflects that a person is referred to or nicknamed as an ardent fan (마니아) of something.