There are four main islands ;Honshu,Hokkaido,Kyushu and Shikoku(not including the tiny islands surrounding).Shikoku is the fouth biggest
hokkaido
Honshu
Puerto Rico is the name of the Caribbean island you visit on your fourth stop.
Madagascar is the fourth largest island in the world and it is an African nation.
King Island
japan
Madagascar is the fourth largest island in the world.
Corse:D
The largest island is called Honshu.
i dk
Trinidad
Tinian was the Island where the atomic bombs were moved to be dropped over Japan