We played at the beach during summer vacation.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

In Japanese grammar, the adnominal case is the form where nouns or pronouns modify other nouns.

In this right triangle, since one angle is 30 degrees, its complementary angle is 60 degrees.

My grandfather used to raise domestic fowls.

He wrote a letter and sent it to his friend.

At his sudden proposal, I was taken aback.

He did his best to seize the opportunity.

My name is written as 'Gaku'.

This picture is very beautiful.