JOE WITH THE FLOWER TRAVELLIN' BAND - The Times CDAlthough post Group Scene band Flowers were gaining increasing popularity in late '60s Tokyo, founder and guiding light Yuya Uchida was becoming increasingly frustrated that cult status was not translating into commercial success. Watching a rehearsal for the Tokyo version of the hit U. S. musical Hair, Uchida's wily gaze fell upon the Afro sporting cast member Yamanaka Akira aka Joe. Uchida liked what he saw and heard so much, that he invited Joe to