OSAKA, Mar. 11. - No major upsets occurred on the sixth day of the Grand Spring Professional Tourney as all the three undefeated grapplers - Grand Champ Chiyonoyama, and two Sekiwake, Ouchiyama and Matsunobori maintained their winning streaks at the Osaka Prefectural Gymnasium, Namba, Friday.
    In the battle of the giants, Odachi, 6 feet 4 inches, 390 pounds, was out-thrusted by Matsunobori, 5 feet 7 inches, 320 pounds, in a short contest.

Results of main bouts of the day were:
Asashio beat Onobori
Wakanohana beat Shinobuyama
Ouchiyama beat Tamanoumi
Hajimayama beat Mitsuneyama
Chiyonoyama beat Wakabayama
Dewanishiki beat Kagamisato
Tochinishiki beat Wakasegawa