柔道競技の勝敗に関する研究

―段・身長・体重・ローレル指数と勝敗との関係―

抄録

The purpose of this study was to investigate the relationship between victory or defeat of the Judo contest (3,299 match, team game of university students were held from May,1970 to June,1974) and grade (Dan), height, weight and Rohrer's index. On the same time, the authors analyzed the details of the contest too.
The results may be summarized as follows:
1. The contests decided victory or defeat showed 63%, the residual game 37%ended in a draw. The percentage of a drawn game was ascending with increasing the tournament scale.
2. The decided performance elicited the greatest percentage in UCHIMATA, followed in order by OSOTO-GARI, SEOI-NAGE, HARAI-GOSHI, KAMISHIHO-GATAME and YOKOSHIHOGATAME.
3. According the difference increasing of grade, height, weight and Rohrer's index, the standings by win percentage of dominant Judoists was ascending, the drawn game decreased further.
4. It is satisfactory to the weight difference set up about 10 kg from the above mentioned results.