MariCAR is a activity driving on the public road in Japan.
So you need your effective driver license in Japan.
Japanese Driving License
SOFA Driving License for USFJ
Switzerland, Germany, France, Taiwan, Belgium, Slovenia, Monaco
Domestic Driving License with Japanese Translation by authorized
An authorized organization in Japan is JAF
**for Switzerland, Germany, France, Belgium, Slovenia, Monaco Driver License
An authorized organization is JAF .the Embassy and Consulate can make the docment, but we do not sure that they accept or not now.
**for Taiwan Driver License
An authorized organization in Taiwan is East Asia Relations Commission(you can order at the Driver License Center in Taiwan)
An authorized organization in Japan is 台北駐日経済文化代表処(in Tokyo, Yokohama, Osaka, Fukuoka, Naha) or JAF.
International Driving Permit by the 1949 Geneva Convention
an international driving license issued by a signatory to the 1949
Geneva Convention (including two administrative regions) and a passport.
International driving permit acquired from signatory countries to the Paris Convention (1926), the Washington Convention (1943) or the Vienna Convention (1968) are not recognized.
You can get it only in your country with only paper work.
for USA is AAA, for UK is AA,RAC,PostOffice, for Australia is NRMA.RACQ,RACV,RAA,RAC,RACT,AANT.