also: トレールランニング
trail running
Running on unpaved trails, often in mountains or forests; a loanword from English.
I enjoyed trail running with friends on the weekend.
I bought new shoes for trail running.
Alternate spelling with long vowel; less common but still used.
Spelling with interpunct; sometimes used for clarity.
Rare spelling combining long vowel and interpunct.
Loanword from English 'trail running'.