Transition elements play an important role in chemical reactions.

Understanding the transition state of a chemical reaction is important for predicting the progress of the reaction.

This invention brought about an epoch-making advancement in science and technology.

I ate delicious sushi in Kiyamachi, Kyoto.

Pontocho in Kyoto is known as a traditional hanamachi district.

I plan to go to the town hall tomorrow.

This town road is bustling with many people every day.

Mr. Oimachi is my best friend.

Emperor Go-Nijo was the 112th Emperor of Japan.

He was playing the guitar at the street corner.