Here some useful links for those who wish to attempt examinations:

JKF Wado Kai Examination Application Form
This form is used by the Wado Kai headquarters for all applicants to
the following examinations: dan grade, instructor certification and
examiner certification.

CZWKA Application Form
Any member of the Canadian JKF Wado Kai should fill out this form for
their Dan examinations.

CZWKA Dan Feedback Form
This is used by the examiners to provide feedback to all candidates at
a Dan examination.