TOKYO, May 21. - Saganohana, "ozeki" of the East team, suffered his second "black ball"  in the current summer main Sumo tournament when he was beaten by tricky Sakuranishiki on the fifth day of the 11 day competition at the ring in the Meiji Shrine outer garden yesterday.
    Another "ozeki" wrestler Shionoumi, who suffered four straight defeats since the opening day, absented himself from the fifth day competition. As a result, Fudoiwa won by default.