Buuxi weedhan soo socota: Watanabe wuxuu galay tobanka ugu sareeya adduunka ee 1978 World Championships, isagoo kaalinta 8aad galay. Xilli ciyaareedkii xigay, waxay ku guuleysatay bilada naxaasta ah
1979 Worlds, waxay noqotay haweeneydii ugu horreysay ee reer Japan ah ee bilada ku guuleysata dhacdada.