11. As such, there is only one Fleet Admiral in the world at a time. 12. So I obtained the next rank of fleet admiral ." 13. ;Fleet Admiral Bryce Klyber : Klyber is the commanding officer of the " Kamehameha ". 14. Following his death in 1923, Shimamura was posthumously promoted to the rank of Fleet Admiral . 15. Kuroyedov was promoted to Fleet Admiral in February 2000. 16. "Naniwa " was under the command of Captain ( later Fleet Admiral ) TMgM HeihachirM. 17. This was also the insignia for high general, the Imperial Army equivalent of fleet admiral . 18. The insignia for a fleet admiral was composed of five silver stars in a pentagonal design. 19. A close contender to receive the rank of fleet admiral was Admiral Raymond A . Spruance. 20. Fleet Admiral Isoroku Yamamoto was unhappy about the botched timing of the breaking off of negotiations.