Japan will spend about $ 49 billion on defense in the fiscal year to March 2015 . Compares with the $ 200 billion China will likely spend on defense . China and Japan have a long-standing territorial dispute in the East China Sea over a group of islands known in Japan as the Senkakus and in China as the Diaoyutai . Comment: China 's Defense Ministry says defense paper is an excuse for Japan 's military expansion .
Japan will spend about $ 49 billion on defense in the fiscal year to March 2015 . Compares with the $ 200 billion China will likely spend on defense . Comment: China 's Defense Ministry says defense paper is an excuse for Japan 's military expansion .