This thesis is a study on the success rate of the landing part of the vault performance parts-such as Approach, take-off, Pre-flight, Horse contact, Post-flight, Landing- as the subjects of this study, intended for 24athletes who were superior in their records in a first game(collective game) and were participating in a third game(final game by events) among athletes who had participated in the 24th Seoul Olympic Games in 1988. the 11th Asian Games in 1990, and the 26th World Gymnastics Championships in 1991. As a result of its study and analysis, the following conclusion could he taken. 1) Landing success rate as the competitions. It was shown that the success rate of landing in gymnastics was 75% in the 24th Seoul Olympic Games in 1988, 71.3% in the 11th Asian Games in l990. and 72.5% in the 26th World Gymnastics Championships in 1991. Therefore. it was revealed that the success rate of landing in gymnastics is the highest in the 24th Seoul Olympic Games in 1988. 2) Landing success rate as performances. It was shown that even though Handspring and double salto forward tucked performance was carried out three times in three competitions, the success rate of landing was lowest at 0%. And it was revealed that when Cuervo stretched performance was carried out thirteen times in three competitions, the success rate of landing was highest at 89.2%. 3) Landing success rate as an attitudes. It was shown that when tucked-type performance were carried out nine times, success rate of landing was 51.2%. And it was revealed that picked-type performance was carried out five times, the success rate of landing was 68%. It was shown that when stretched-type performance was carried out thirty-four times, the success rate of landing was 79.5%. And it was shown that the stretched-type performance was carried out more that the tucked-type and picked-type performances, and its success rate of landing was higher that of the latter two types of performances.