Oocytes play an important role in the reproduction of organisms.

This case is outside of our jurisdiction.

He was sprayed with tear gas during the demonstration.

The use of renewable energy helps protect the global environment.

The umbilical vein plays a crucial role in transporting nutrients and oxygen to the fetus.

We will make the maximum effort for the success of this project.

The Daijōsai is an important Shinto ceremony in Japan.

He believes that he has the power of psychokinesis.

We celebrate Independence Day every year.

I plan to spend this year's Christmas with my family.