There are only seven sad pieces of music in Naruto:

1. "Summer Star", composed by Jiran.

2. "The Death of Neji", composed by Toshiro Tian.

3. "Loneliness", composed by Takanashi Koji.

4. "Sadness and Sorrow", composed by Takanashi Koji.

5. "Memories of Gaara", composed by Chiyomaru Shikura.

6. "Sorrow", composed by Toshiro Masuda.

7. "sasukes theme", this track was created by the company "SME Visual Works".