Where it comes from
The line in the source
"productTitle": "拡張パック「30th CELEBRATION」" ... "releaseDate": "2026年 9月16日（水）" ... "priceTxt": "360円（税込）" ... [961, 140, ["拡張パック「30th CELEBRATION」", "レギュレーション：すべてのカード"]] Explore / Figure
Record
Japan anniversary and remake style sets, 2016-2026
2016-2026
FiledTaken from a filing, a registry or the company’s own published page.
Found in one pass only. The research team reads every source twice, independently; this record turned up in one reading but not the other, so treat it as less certain than its grade.