Table 1.  Comparisons of peak linear velocity of uke’s COM in the anteroposterior [X: forward (+) and backward (-)], vertical [Y: up (+) and down (-)], and mediolateral [Z: uke’s right (+) and uke’s left (-)] directions as well as occurrences of these variables as a percentage of kuzushi/tsukuri phase.
 

Competitive peak velocity (m·s-1)

% of Phase

Non-competitive peak velocity (m·s-1)

% of Phase

COM X

1.19

100

.94

83

COM Y

.58

100

.15

62

COM Y

-.80

42

-.23

85

COM Z

.82

95

.33

95

COM Z

-.09

78

-.17

58