the looks of the red brown hair's bob head were lovely, and it became very popular as an idol. however, he disappeared on may 5, 1969 and leave the group. yoko ono and toshimitsu imai, an old painter, traveled to england on june 23 to "become a disciple of john lennon" as guardian. while staying in london, he lived a life of hanging out at apple's office, but during that time he returned to japan temporarily and played the role of aoyama with shoji ishibashi and others in the stage play "" sponsored by the new national drama from june 3 to 26, 1970. after that, akamatsu retired from the entertainment world. his father returned to japan on september 28, 1978 due to a sudden illness. currently, he takes over the family business and runs an ironworks in osaka.