The horror murder phenomena is at large in the political existence of Japan,its cause is quite complex,for example:the spirit about cavalier,the content betment Japanese militarism and the party government,and the parochial character about entire nation.

• 近代日本政治生活中的恐怖谋杀现象十分普遍 ,原因很复杂 ,既是武士道精神在政治生活中的极端体现 ,又是军国主义与政党政治斗争的产物 ,也是日本狭隘民族性格的一种流露。