夢飛行 · 2018-02-07 · CD (paper sleeve) · 12 positions on this issue.
“お祭り” occupies position 5, sequence number 5 of 12, on the PW-02 edition of 夢飛行. This issue was released 2018-02-07 on CD (paper sleeve). This is PW-02’s general retail date. The official announcement separately gives December 20, 2017 online advance sales and a 2017 remaster; 1980 is the original album year. The album page’s August 24, 2011 web timestamp is not used as an edition release date.
It follows “A DREAM OF Eμ”. The next position is “いつかゆられて遠い国”.
Title and placement follow the cited official release page. The linked 夢飛行 essay supplies musical context; this position does not independently infer writing credits, duration or a recording match with a streaming file.