First, it was interpreted that the Supreme Court showed the criteria for photographing in the course of investigation legally required the three conditions as follows: (1) Circumstances in which a crime is being committed or it does not seem long since a crime was committed; (2) There is an urgent need for preservation of evidence; (3) Photographs taken by an appropriate method within a generally allowable limit.
第一は、最高裁は、捜査としての写真撮影を適法に行うためには、(1)現行犯的状況、(2)証拠保全の必要性・緊急性、(3)相当性という3つの要件が備わっていなければならない、という基準を示したのだ、という解釈である。