Morning Musume. 10ki Member Event ~Iwai・Ashita de 1 Shuunen! 11ki Member ga Haittekuru Mae ni Watashitachi Ganbaranai to!!~ 2012 モーニング娘。10期メンバーイベント～祝・明日で1周年！11期メンバーが入ってくる前に私達がんばらないとっ！！～

At Differ Ariake they have their 1yr Anniversary with; questions, rankings, and obstacle race. Followed by the 10th Gen mini-live & Rehearsals.