Being 84 years old , there are rumors of Hatsumi Sensei 's imminent retirement .
I knew that this might be my one and only chance to train with the Grand Master of 9 ancient martial lineages .
Being 84 years old , there are rumors of Hatsumi Sensei 's imminent retirement , so I knew that this might be my one and only chance to train with the Grand Master of 9 ancient martial lineages .