noun
counterculture
Refers to a cultural movement or lifestyle that opposes mainstream values, especially associated with the 1960s and 1970s youth movements.
1960年代のカウンターカルチャーは音楽やファッションに大きな影響を与えた。
The counterculture of the 1960s had a major influence on music and fashion.
サブカルチャー (subculture) is a broader term for any subgroup culture, while カウンターカルチャー specifically opposes mainstream norms.
Loanword from English 'counterculture'.