2012-06-30 備忘録_ショーケン http://www.youtube.com/watch?v=TcfFu-ljYSc& http://www.youtube.com/watch?v=K6N1GCLJRwM& http://www.youtube.com/watch?v=KfADDoqCvJE& http://www.youtube.com/watch?v=kxc1WTqiw5c&