1904, 2 1 year old, Takano 56 graduated from the naval school. As a second lieutenant, he worked on the warship "Golden Sun" and immediately took part in the Russo-Japanese War. After the end of the Russo-Japanese War, Takano 56' s position in the navy continued to rise. He served as a lieutenant in 1907 and a captain in 1909, and became an instructor of Zonggu detachment of the training fleet to guide interns. 1910121,Takano 56 was admitted as a Class B student in a general school by the Naval University, studying naval guns, mines and navigation. 19 14 was once again registered as a class A student of the general school by the Naval University. 19 15 was awarded the fourth-class Ruibao medal and promoted to the rank of naval petty officer. After the baptism of war and higher education, Gaoye 56 has gradually matured in all aspects. He is still silent and expressionless, but he can ponder over any major issue, think carefully and think independently. Once he makes a decision, he will act boldly and leave a deep impression on the people around him. During this period, two more important things happened in Takano's life. One is to change his surname to Yamamoto, and the other is to marry Reiko Kobayakawa Guangqiao.