NAKAMOZU, Osaka, Oct. 12 - By downing Kanazawa of Sanbongi Agricultural in the hard-fought finals, Doi of Uwajima Commercial cinched the individual crown in the two-day 25th National Secondary School Sumo Tourney, which ended today at the local sumo ring. The tournament was jointly sponsored by the Mainichi Press and the Japan sumo League.
    In a deciding match for the third place, Numao of Sanbongi Agricultural defeated Kudo of Sapporo Municipal Technical.