Shigeo Sekitō (関藤繁生, Year Active --> 1967 - 2021) was a Japanese electone player. In the mid-1970s he recorded a four-LP album set titled Special Sound Series for Nippon Columbia. He changed his name to Akisino Ken after his piano debut, and was active until his death. He died in June 2021 from Colorectal Cancer. Often called as a Superstar or Genius of Electone, Shigeo Sekito was widely recognized as a specially gifted and outstanding energetic Electone player in the Electone community.