He traveled the seven seas and experienced many adventures.

Let's go buy summer clothes.

This wall is made of clay.

His feelings are always warm, giving me a sense of security.

I have been to Ningxia.

Natsumiko is my best friend.

When it becomes summertime, the days get longer.

Last summer, I went on a trip abroad.

Natsuki is my best friend.

Natsuna is my best friend.