He always speaks in polite language, so he is considered very courteous.

This project is making favorable progress.

This project is making favorable progress.

His laughter can be expressed with the onomatopoeic word 'gyahaha'.

My grandson is currently attending university.

My grandchildren are the joy of my life.

The escort ship has entered the port.

Bungo was once a place name in Japan, referring to a part of what is now Oita Prefecture.

I live in Chikugo City, Fukuoka Prefecture.

Bingo was an ancient place name in Japan, located in the eastern part of present-day Hiroshima Prefecture.