Pedzisa mutsara unotevera: Musi waFebruary 12, 1974, Watanabe akatanga kutamba chikwata chenyika yeJapan vachirwa neSingapore. Muna September, akasarudzwa muJapan nokuda kwe
Mitambo yeAsia ya1974. Akatambawo mumakwikwi e1976 Summer Olympics. Akatamba mitambo 28 uye akarova zvibodzwa 4 zveJapan kusvika 1979.