noun
buildering
The activity of climbing the outside of buildings or other artificial structures, similar to rock climbing. A niche term used in urban exploration and climbing communities.
ビルダーリングは都市部で人気のスポーツになりつつある。
Buildering is becoming a popular sport in urban areas.
彼はビルダーリングの技術を磨くために毎週練習している。
He practices every week to improve his buildering skills.