赤い広場ー霞ヶ関 p.194-195 It was Ikuo Shimizu who guided Domnitsky and Chasovnikov to the Hatoyama residence. According to Akahata, Ikuo Shimizu is a member of the Baba syndicate that made by Yusuke Baba, who is the agent of the US intelligence agency.
鳩山邸へ、ドムニッキーとチャソフニコフを案内したのは、清水郁夫。アカハタ紙によると、清水郁夫は、米諜報機関の手先である、元上海特務機関員馬場祐輔の馬場機関員だという。