noun
mountain trekking; hiking
A Japanese loanword from German 'Wandervogel', originally referring to a German youth movement, but in Japanese it specifically means mountain trekking or hiking as a recreational activity.
from German Wandervogel
週末は友達とワンダーフォーゲルに出かける。
On weekends I go mountain trekking with friends.
ハイキング is a more general term for hiking, often on easier trails, while ワンダーフォーゲル implies more serious mountain trekking, sometimes with camping.
登山 is the standard Japanese word for mountain climbing, ranging from day hikes to serious alpinism. ワンダーフォーゲル is a loanword with a slightly nostalgic or club-activity nuance.
Borrowed from German 'Wandervogel', literally 'wandering bird'. The original German term referred to a youth movement emphasizing hiking and nature. In Japanese, it has narrowed to mean mountain trekking or hiking.