none 

Statements about this table:
the junior high school (12 - 15 yrs) of 24 mm have a gender of female
the female in the junior high school (12 - 15 yrs) ensure the minimum diameter of sakigawa be 24 mm
the junior high school that be 24 mm have a gender of male
the female of the junior high school ensure the minimum diameter of sakigawa be greater than 25 mm
specification
gender
junior high school (12 - 15 yrs)
maximum length
male & female
114 cm
minimum weight
male
440 g
minimum weight
female
400 g
minimum diameter of sakigawa
male
25 mm
minimum diameter of sakigawa
female
24 mm
specification
senior high school (15 - 18 yrs)
university students and adults (18yrs + )
maximum length
117 cm
120 cm
minimum weight
480 g
510 g
minimum weight
420 g
440 g
minimum diameter of sakigawa
26 mm
26 mm
minimum diameter of sakigawa
25 mm
25 mm