万次郎 まんじろう こうじゃありませんでした
manjirōkōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 万次郎鉱

1. Was not Mankiro Mineral.; It wasn't Mankiro Mineral.

Past/Perfective
Negative
Polite
Terminal Form
Geology