I saw a beautiful rainbow in the park.

That rainbow was considered a sign of good omen.

There was a red mark on his shirt.

I think his success is a good omen.

There's a rainbow appearing beyond that mountain.

Yesterday, I found the word 'rainbow' in an old poem.

There's a beautiful rainbow over there, look!

This seal symbolizes the emperor's authority.

The Emperor's seal is considered a symbol of Japan.

He chronicled his life in a journal.