Champion Masuiyama finally tasted dirt on the seventh day of the current 13 day spring sumo tournament when youthful Rikidozan threw him. The only wrestler with a perfect record is Kuninobori.
    Sumo wrestlers to watch in the coming five days are Kuninobori (7-0); Champion Masuiyama (6-1); Grand Champion Azumafuji (5-1-one tie); Kotonishiki (5-2); Wakabayama (6-1); and Champion Saganohana (5-2).