HKAA follows AIKIKAI’s (Aikido World Headquarters in Tokyo, Japan) Hombu Dojo Grading Examination System.
Please refer to http://www.aikikai.or.jp/eng/information/review.html for the syllabus and below tables for the prerequisite and exam / registration fee.

Grade#Prerequisite
5th Kyu (Yellow Belt)50 days of practice
4th Kyu (Orange Belt)40 days of practice after obtaining 5th Kyu
3rd Kyu (Green Belt)50 days of practice after obtaining 4th Kyu
2nd Kyu (Blue Belt)60 days of practice after obtaining 3rd Kyu
1st Kyu (Brown Belt)60 days of practice after obtaining 2nd Kyu
Shodan to Yondan (Black Belt)Refer to Hombu Dojo website for minimum requirement and subject to Grading Committee advice
#The prerequisites above are minimum requirements, and permission to apply for gradings are subject to the advice of the Grading Committee
GradeExam / Registration Fee
5th Kyu (Yellow Belt)HK$700.00 with Registration fee (Hombu)
4th Kyu (Orange Belt) to 1st Kyu (Brown Belt)HK$400.00
Shodan (Black Belt)HK$1,500.00 with fee for Yudansha Book and Annual Contribution (Hombu)
2nd Dan (Black Belt)HK$2,000.00
3rd Dan (Black Belt)HK$2,500.00