The color of the kimono he was wearing was an old-fashioned dark navy blue.

We visited our grandfather's cemetery.

Blowfish is a delicious fish that carries poison.

This painting is very valuable.

The value of this old painting is immeasurable.

The utility value of this app is very high.

I went to see the beautiful scenery of Tokachi.

Bats use echolocation to fly around in the dark.

He taught me how to calculate the geometric mean.

Don't forget to bring your mess tin when you go camping.