Driving License Conversion

You Answered

Are you registered as a resident of Japan? - YES
Do you have a valid non-Japanese driver's license? - YES
Can you provide official document(s) to prove that you physically stayed in the license-issuing country for more than 90 days after obtaining your license? - YES

QUESTION

4. Do you have an International Driving Permit based on the 1949 Geneva Convention on Road Traffic?

Signatories of the 1949 Geneva Convention on Road Traffic(external link to the Tokyo Metropolitan Police Department webpage)
International Driving Permit formats recognised in Japan(external link to The National Police Agency webpage)