Japan consists of several thousands of islands, of which Honshu, Hokkaido, Kyushu and Shikoku are the four largest. Japan is highly advanced technologically and in many ways is very westernised, yet simultaneously it retains a strong sense of traditional culture. It is full of history, wonderful temples and beautiful countryside and volunteers will be sure to find Japan an incredibly clean and organised country. The more you put into your placement, the more you will get out of it. Learning some Japanese phrases will certainly help.