He arrives at school early every day and studies.

Shimotsuki refers to December in the ancient Japanese calendar.

I've been working all day and I'm accumulating fatigue.

He was polite and never forgot to kowtow to the people he met.

Atsuko is my best friend.

Jitsuko is studying in the library every day.

Tsukune is one of my favorite Japanese dishes.

The teacher gave me a book.

The teacher gave me some advice.

I am majoring in information science.