Where it comes from
The line in the source
"productTitle": "拡張パック「さいはての攻防」", "releaseDate": "2006年 6月29日（木）", "description": "カード／11枚(うち、キラカード1枚)" Explore / Figure
Record
JP expansion-pack release date, 29 June 2006 | 2006 | year to February 2007 (Mar 2006-Feb 2007) | print-year Apr 2006-Mar 2007
29 June 2006 29 June 2006 | 2006 | year to February 2007 (Mar 2006-Feb 2007) | print-year Apr 2006-Mar 2007
FiledTaken from a filing, a registry or the company’s own published page.