The following IB World Schools are members of the IB Association of Japan.

IBAJ Membership Fees

Initial Membership Fee (first year): 20,000 yen / year
Renewal Membership Fee (subsequent years): 10,000 yen / year

The financial year of the IBAJ is September 1 to August 31.
Fees are paid in April of one year for membership in the following financial year. (i.e. Fees paid in April 2017 are applied to the financial year starting on September 1, 2017).