The show’s first theme song.

TV Animated Series “Yu-Gi-Oh! SEVENS” Opening Theme Song Single Nanananananana

Singer: 佐伯ユウスケ Saeki YouthK

Release Date: September 9th, 2020

Price: 1200 Yen

Songs:

1. Nanananananana
2. 自習　(Self-Study)
3. Nanananananana (Karaoke)
4. 自習　(Self-Study) (Karaoke)
5. Goha 7th Elementary School Anthem (Sung by Saeki YouthK)

Source