YOU SAID:

Only in Japan can be an ideal situation or to lengthen the bear engaged in now the test a great civil war.

INTO JAPANESE

日本だけでは、理想的な状況をすることができますかに従事してクマを長く今テスト偉大な南北戦争。

BACK INTO ENGLISH

Bear long, engaged in Japan alone, the ideal situation is that you can now test a great civil war.