, remains one of the most discussed "idol-to-AV" transitions in the Japanese entertainment industry The Identity Reveal Eri Takamatsu was a 9th-generation trainee ( Kenkyuusei ) of the idol group
: She joined the group in 2009 and graduated (resigned) on June 20, 2010, after approximately nine months. Reason for Leaving star409 risa tachibana av debut akb member takamatsu eri
refers to the 2013 adult video (AV) debut of Risa Tachibana , a stage name used by former Eri Takamatsu Profile & Background Original Identity: , remains one of the most discussed "idol-to-AV"