Last Month the Japanese try to retrive this mod a little bit more. They played in the at 2pm CET. At the moment the gametracker,com Server Monitorring is off. Hope soon they turn it on. The ranking seems to work.
Edit: There is a new version of islandrace out! This version of the map lags less, the planes are now working and the trees look WAY better. I've updated the links, be sure to check it out!