Salmon return to their spawning grounds by going upstream.

Salmons make a great effort to go upstream the river.

He wrote a sentence using superscript numbers.

This design is top aligned.

He is good at keeping balance on a horse's saddle.

The Arctic Ocean is the coldest sea on Earth.

The saffron cod is a winter specialty in Hokkaido.

We should always remember the power of Kannon in difficult times.

In linear algebra, the upper triangular matrix plays a very important role.

The grammar of 'Jou-nidan' is an important part in learning Japanese.