Where it comes from
The line in the source
"productTitle": "拡張パック「頂上大激突」", "releaseDate": "2010年 7月 8日（木）", "description": "カード／11枚（うち、キラカード2枚、エネルギーカード1枚）" Explore / Figure
Record
JP expansion-pack release date, 8 July 2010 | 2010 | year to February 2011 (Mar 2010-Feb 2011) | print-year Apr 2010-Mar 2011
8 July 2010 8 July 2010 | 2010 | year to February 2011 (Mar 2010-Feb 2011) | print-year Apr 2010-Mar 2011
FiledTaken from a filing, a registry or the company’s own published page.