Refers to the negative impact of excessive tourism on local communities, environments, and infrastructure. Often used in news and policy discussions.
See also: 観光過剰
Overtourism is having a serious impact on the lives of local residents.
This town introduced entry restrictions as a measure against overtourism.
Synonymous; 観光過剰 is a less common variant with the same meaning.
Compound of 過剰 (excess) and 観光 (tourism), likely a calque from English 'overtourism'.