In the fierce sports competition, the athletes often face with the pressure from the competition which occurs a lot of pre-game emotional reaction that will inflect the performance of the game. The research result has found out that the self-confidence increasing is a great help for the sports performance. The self-confidence and the concentration have the predict results for the records. However, the shyness often accompanies the negative cognitive and emotion, stupid behavior and also uncomfortable physiological phenomenon. Although the sports competition situation is different from the general interpersonal relation situation, the pressure of the sports competition situation is definitely bigger than the general interpersonal relation situation. In the other hands, if one is lacking of the self-confidence when facing the interpersonal relationship, it is easy to know that he/she might be more self-confidence insufficient when facing the sports competition situation. We haven't found out the direct relation between those two situations until now from the related researches, therefore, we only discuss about the relation of the sports performance from its features.