万まん年ねん雪ゆき

noun

perpetual snow; firn

Refers to snow that persists year-round in high mountains or polar regions, often compacted into firn. Used in geography and mountaineering contexts.

• この山やまの頂ちょう上じょう付ふ近きんには万まん年ねん雪ゆきが残のこっている