My savings have now reached ten thousand yen.

This book is ten thousand yen.

Chikun is my best friend.

The scenery from this mountain is breathtakingly beautiful.

The reason for his behavior is because it lacks reason.

He was suffering from inflammation of the epiglottis.

He underwent surgery due to a problem with his epiglottis.

It often snows in January.

Shoichi's son, who is a first-year student at an elementary school, goes to school cheerfully every day.

Shoichi is my best friend.