Where it comes from
The line in the source
pg=740 | hitCnt 79 | 拡張パック「蒼空ストリーム」 | 2021年 7月 9日（金） Explore / Figure
Record
Cards in set (card-search hitCnt), released 9 July 2021
79 cards Released 9 July 2021
ReportedReported by a reliable secondary source, or read carefully from filed documents.