The Devonian period was a very important time in the history of the Earth.

My new smartphone is very fast and easy to use.

He started his speech using a microphone.

The Hachijō dragonfly is a unique species to Hachijō Island, and its beauty is captivating.

I bought a new book.

Soybeans are rich in isoflavones.

The digital song catalog for karaoke has been updated.

At the end of the meeting, we concluded with a ceremonial hand clapping, called 'Sanbon-jime'.

His body is very healthy.

Tanzan is my best friend.