にわかファン
に
わ
か
ファ
ン
Meanings
1
bandwagon fan; fair-weather fan
usually written using kana alone
Refers to someone who suddenly becomes a fan of a team, artist, or trend only after it becomes popular or successful, often with a negative connotation of lacking genuine loyalty.
As soon as they won the championship, bandwagon fans increased.
He's a fair-weather fan, so he doesn't know much about the team's history.