This is an official Blu-ray Disc featuring the Baseball Supporters Concert. It has been stored at home unopened. - Title: Baseball Supporters Concert 2015 - Date: June 21, 2015 - Venue: Chiba Prefectural Cultural Hall Grand Hall - Contents: Selections from the National High School Baseball Tournament Entrance March, etc. - Number of Songs: 14 total - Media Type: BD-R Thank you for viewing. This is the Baseball Supporters Concert official Blu-ray Disc, which completely captures the special concert dedicated to the support of Chiba Prefecture's high school baseball powerhouses, Narashino High School and Takushoku University Koryo High School.