迎えにきたジープ p.184-185 The Soviet Union learned from Mitsuhashi’s report that Kaji was arrested by the US. So, the Soviet might have used Japanese public opinion to release Kaji and use it to boost anti-American sentiment.
迎えにきたジープ p.186-187 The US side notified the National Rural Police that a Siberia repatriator, Masao Mihashi(Mitsuhashi), was a spy. However, the National Police were looking into Tadao Mihashi by mistake.
迎えにきたジープ p.188-189 Masao Mitsuhashi signed a spy pledge at the Morshansk camp. After returning to Japan, he regularly made contact with Katsumi Sasaki, Wataru Kaji and others.