日本诱惑侦查制度的嬗变与理论发展

在日本，根据强制侦查与任意侦查的划分，诱惑侦查属于任意侦查，不受“侦查法定原则”的制约，但应当符合必要性、紧迫性、适当性的要求；立法对诱惑侦查没有系统的规定，仅有个别法规有所涉及，法院判例对诱惑侦查的合法性也有不同的解读；在理论上，对诱惑侦查究竟是合法还是非法、其标准是什么等实质性问题，形成了“主观说”和“客观说”两种具有代表性的理论学说。

The Evolution and Development of Theory of the Temptation Investigation of Japanese

In Japan,according to the division both the mandatory investigation and the arbitrary,the temptation investigation belongs to the arbitrary investigation,is not restricted byprinciple of statutory investigation,but should be consistent with the request of necessity,urgency,appropriateness.The temptation investigation has not been stipulated in the legislation systematically,only the individual laws have related to it,there is the different interpretations on the legitimacy of the temptation investigation in...