Evidence of Aum Shinrikyo 's involvement in the murders was uncovered six years after the murder , after a number of senior followers were arrested on other charges , most notably in connection with the Tokyo subway attack . All of those implicated in the Sakamoto murders received death sentences . The court found that the murder was committed by order of the group 's founder , Shoko Asahara , although not all of the perpetrators testified to this effect , and Asahara denied involvement . Asahara 's legal team claims that blaming him is an attempt to shift personal responsibility to a higher authority
Tokyo subway attack
Tokyo subway sarin attack
Sakamoto family murder