Where it comes from
The line in the source
"productTitle": "拡張パック 第5弾「神秘なる山」", "releaseDate": "2002年10月 4日（金）", "description": "カード／5枚" Explore / Figure
Record
JP expansion-pack release date, 4 October 2002 | 2002 | year to February 2003 (Mar 2002-Feb 2003) | print-year Apr 2002-Mar 2003
4 October 2002 4 October 2002 | 2002 | year to February 2003 (Mar 2002-Feb 2003) | print-year Apr 2002-Mar 2003
FiledTaken from a filing, a registry or the company’s own published page.