OSAKA, Mar. 12. - Eyes of traditional sport fans were focussed on the splendid showings of three undefeated grapplers - Yokozuna Chiyonoyama, and two Sekiwake Ouchiyama and Matsunobori - who emerged victorious on the seventh day of the Grand Spring Professional Sumo Tourney at the Osaka Prefectural Gymnasium, Namba, Saturday.
    A weekend crowd of some 12,000 saw giant Ouchiyama, 6 ft. 7, 316 pounds, trounce another hefty wrestler Asashio, 6 ft. 3, 278 pounds, in one of the feature bouts of the day.
    Attention is now centered on who will cop the coveted Emperor's Trophy from among the three outstanding wrestlers as the hotly-contested championship race entered the last half of the 15-day competition.
 
Results of main bouts of the day were:
Tokitsuyama beat Odachi
Matsunobori beat Wakasegawa
Wakanohana beat Wakabayama
Shinobuyama beat Mitsuneyama
Tochinishiki beat Onobori
Chiyonoyama beat Tsurugamine
Kagamisato beat Miyanishiki