My father used to learn bojutsu when he was young.

The death of this civilization is inevitable.

He climbed the tall tree using a climbing pole.

This word is pronounced using the のばしぼう.

I used a tension rod to hang the new curtains.

He collects bar-shaped ingots as ancient currency.

His success was not only due to his own efforts, but also involved machinations.

I cleaned the garden with a bamboo broom.

He overate and drank too much due to stress.

In this chemical reaction, a specific isotope is produced.