He is my natural enemy.

You can observe the tracks of subatomic particles in a cloud chamber.

Last night, I had a wonderful auspicious dream.

He was arrested on suspicion of illegitimate sale of resources.

We all wrote messages in the graduation album.

The children were playing merrily in the park.

The penis is the male genital organ.

This kyokuroku is used by monks for sitting in meditation.

This product is packaged together with accessories.

Is this product packaged together?