But, this explanation is contradictory to the fact that the Okayama Domain assumed its policy of civilian control only after the retirement of the fifth lord, Harumasa IKEDA, known as an intellectual lord who had lived with Itto Soshitsu, and that Soshitsu had then already passed away at the time of Harumasa's retirement.
一燈在世中の岡山藩主は文化人としても知られる5代池田治政だが、岡山藩池田家が文治主義になるのは治政隠居後とされており、このときすでに一燈は世を去っているため整合しない。