I like the flatness of this table.

This table is very flat.

Taira is my best friend.

This building is structurally very strong.

Understanding data structures is important for improving programming skills.

There is a class observation at my son's school tomorrow.

The use of mobile phones is prohibited during class.

He is suffering from inflammation of the renal pelvis.

Every year on January 7th, we celebrate Nanakusa no Sekku, also known as Jinjitsu.

Jin is my best friend.