The trip follows a sharp deterioration in Japan-China relations. TOKYO: Japan said on Monday (Mar 9) that Taiwan's Premier Cho Jung-tai had no contact with government officials during a weekend visit in which he watched a baseball game in Tokyo. Cho's trip was the first by a sitting Taiwanese premier since 1972, except for a typhoon-enforced stopover by Yu Shyi-kun in 2004, Japan's foreign ministry told AFP. The trip follows a sharp deterioration in Japan-China relations . Cho was reportedly