与那国 よなぐに さんではありませんでした
yo nagu nisandewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 与那国蚕

1. Was not Yonaguni silkworm.; Was not from Yonaguni silkworm.

Past/Perfective
Negative
Polite
Formal Register