鉄石 てっせき心腸 しんちょうじゃなかったです
tesseki shinchōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 鉄石心腸

1. Wasn't cold-hearted.; Didn't have a heart of stone.

Past/Perfective
Negative
Polite
Casual Register