Leonti Shion Ishida (L.S石田 L. S Ishida; born Aoi Ishida (石田葵); May 29, 1925-November 4, 2019), also known by his initials LSI, was an El Kadsreian communist activist who was the premier of North El Kadsre from 1960 to 1961 and the founder and first leader of the terrorist group Kadsreius People’s Army, which he served from 1957 to 2005, before being captured by the EKFP and FBI after the three-decade long manhunt and was convicted of the dozen counts of terrorism and war crimes and sentenced to life in prison a year later.