He was wearing an ancient mourning dress.

His jet exceeded the speed of sound, causing a sonic boom.

In physics class, I learned about the properties of convex mirrors.

There is a rumor that a fish with a human-like face lives in that pond.

He is dedicated to the study of immunochemistry.

In the physics experiment, we observed the reflection of light using a concave mirror.

He has excellent abilities in every quarter.

This new song will be released as a double A-side single.

I used double-sided tape to stick the poster on the wall.

Sakuramenzuhira represents the beautiful nature of Japan.