Watch IDOLiSH7 7th Anniversary Event "ONLY ONCE, ONLY 7TH" (2023) Online
- RUNTIME: 6h 5m
- COUNTRIES: Japan
- Subtitles: 日本語
ONLY ONCE, ONLY 7TH. was the sixth live by the IDOLiSH7 franchise, held at the Yoyogi National Gymnasium. It was a celebration of the franchise's seventh anniversary and it marked a special milestone as the number "7" is very a significant number within IDOLiSH7. The theme was "parade".
