Kuribayashi and Lieutenant Colonel Baron Takeichi Nishi, a famous Olympic gold medalist show jumper, clash with some of their seniors, who do not agree with Kuribayashis defense-in-depth strategy: Kuribayashi believes the US will take the beaches quickly, and only the mountain defenses will have a better chance for holding out. Saigo and the soldiers in Mount Suribachi try to flee with Lieutenant Oiso at night, but they run into Marines, who wipe out all except Saigo and Shimizu. Kuribayashi orders Saigo to destroy all the documents and letters, including his own letters, saving Saigos life a third time.
Kuribayashi asks Saigo to bury him, then draws his pistol, an American M1911 a gift Kuribayashi was given in