I want to go to the Shitennō's concert.

Imperialism is a political ideology where some countries dominate others.

The era of the Five Good Emperors is considered the golden age of the Roman Empire.

The history of the Empire of Korea is very interesting.

Former Imperial Universities are some of the most traditional universities in Japan.

He used a stick to measure the depth of the river.

His foot is very fast.

His running speed was surprisingly fast.

I promised him to meet tomorrow.

The speed of sound is about 343 meters per second in the air.