Among all sushi, I like salmon roe the most.

Mr. Iikura is my best friend.

How much is the commission for this transaction?

How much is this bag?

He can speak some Japanese.

It is difficult to predict the occurrence of earthquakes.

When the earthquake occurred, we evacuated immediately.

We have started a new trade.

He is an expert in embryology, studying the developmental processes of many kinds of organisms.

The process of embryogenesis is very complex, with continuous cell division and differentiation.