 Tsujimoto remained chairman of Irem Corporation in the early 1980s despite establishing in 1979 another company, I.R.M Corporation (the precursor of Capcom).However, Tsujimoto was blamed in 1982 for the declining sales of the video game "IPM Invader" and other lackluster titles, and was replaced by Nanao's president.The following year, Tsujimoto left the company to form Capcom.