In its native range, where do Asian giant hornet nests almost exclusively form?

Answer

Subterranean sites, often near rotten pine roots

While North American examples sometimes showed aerial nesting, the text notes that the species almost exclusively inhabits subterranean nests in its native Asian environment, often near rotten pine roots.

In its native range, where do Asian giant hornet nests almost exclusively form?
Predatorinsecthornetgiant hornet