Aum Shinrikyo (オウム真理教, Oumu Shinrikyō) (1984–2007) Aleph (Japanese: アレフ, Hepburn: Arefu), better known by their former name Aum Shinrikyo (オウム真理教, Oumu Shinrikyō, literally 'Supreme Truth'), is a Japanese new religious movement and doomsday cult founded by Shoko Asahara in 1987. It carried out the deadly Tokyo subway sarin attack in 1995 and was found to have been responsible for the Matsumoto sar