We went to the mountain to search for the cave.

Creating a report is not a rare job.

This report contains very rare content.

The National Research and Development Agency plays a crucial role in advancing science and technology.

He is the founder of this company.

This allele greatly affects the inheritance of color vision.

The magnification of this lens is twice.

We celebrate Independence Day every year.

The ritsuryō system was a system that ruled ancient Japanese society.

There are several unwritten rules in this company.