He is spending a lot of time on experimental research.

A new polymer was produced by this chemical reaction.

In the traditional Japanese number system, Muryo-taisu represents a very large number.

Listening to stories from the era of the grand empress dowager is very interesting.

He created a report using the Mincho font.

The slogan of this product is 'Health and beauty at once'.

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

In this shop, it's always so quiet that you could hear a pin drop.