He cannot recognize his friend's face due to prosopagnosia.

This curtain is made of fire-retardant material.

He was working as a frontier guard in ancient Japan.

The 畝 is a traditional unit of measurement in Japan.

My father works at a trading company.

The Chief Cabinet Secretary holds a press conference every day.

School was closed due to the snowstorm.

I am majoring in anatomy at university.

He is suffering from symptoms of abulia.

He is dedicated to the study of interstitial cells.