Walking in the mountains; hiking or trekking as a recreational activity, ranging from easy day hikes to more serious mountain walks.
週末は友達と山歩きに行く予定だ。
I'm planning to go hiking with friends this weekend.
山歩きの際は、天候と装備を必ず確認してください。
When hiking, always check the weather and your equipment.
軽い山歩きなら初心者でも楽しめるコースがある。
There are courses that even beginners can enjoy for light mountain walks.