On April 8, Shinpei was tried at the hastily established Saga Court by Togama KONO who was his subordinate during his time at the Ministry of Justice and was sentenced to be beheaded on April 13.
4月8日、新平は急設された佐賀裁判所で司法省時代の部下であった河野敏鎌によって裁かれ、4月13日に処刑・梟首された。