Below is the Age and Other Requirements for
Dan-Level, Ranks and Special Titles
for Shotokan

 
Rank Minimum Age
for Rank		 Minimum Time
in Training		 Title Requirements
for Title
Shodan
(1st dan)

(No Minimum
age until
Rokudan)

 3 years

-

-
Nidan
(2nd dan)

-

 1 year after Shodan

-

-
Sandan
(3rd dan)

-

 2 years after Nidan

-

-
Yodan
(4th dan)

-

 3 years after Sandan


Godan
(5th dan)

-

 3 years after Yodan Renshi At least 2 years
after Godan;
minimum age 35
Rokudan
(6th dan)

35

 5 years after Godan

(Renshi)

 (As above)
Shichidan
(7th dan)

42

 7 years after Rokudan Kyoshi At least 10 years
after Renshi
Hachidan
(8th dan)

50

 8 years after Shichidan (Kyoshi) (As above)  
Kudan
(9th dan)

60

 10 years after Hachidan Hanshi At least 15 years
after Kyoshi
Jodan
(10th dan)

70

 10 years after Kudan (Hanshi) (As above)


   

Taken from Complete Shotokan Karate by; Robin L. Rielly.