noun
mountain porter
Refers to a person who carries supplies and equipment on mountain trails, often for climbers or mountain huts.
歩荷さんが重い荷物を背負って山を登る。
The mountain porter climbs the mountain carrying a heavy load.
Compound of 歩 (walking) and 荷 (load, baggage). The reading ぼっか is a contraction of ほか (歩荷).