ファン

ふぁん
noun
fan, enthusiast
person
1. fan, enthusiast, supporter
A person who has strong admiration for a celebrity, team, or activity.
The number of bandwagon soccer fans increased.
She is a fan of a famous singer.
ファンレター(おく)った
I sent a fan letter.
There are many passionate fans.

ファン is from English "fan" and refers to an enthusiastic supporter or admirer of a person, team, or activity.

Common collocations

Homonym

The same word ファン also means a mechanical fan or ventilator (換気(かんき)ファン = ventilation fan). Context makes the meaning clear.

Similar words

  • サポーター: supporter (especially for sports teams)
  • マニア: enthusiast, geek (deeper obsession with a hobby or topic)
  • オタク: otaku, nerd (strong devotion, often to anime/manga/games)