Kōbō Fuji

1914

• Sengoku bushō ni manabu kōkeishazukuri
• Sengoku bushō no jisei
• Sengoku bushō no jōsei handan
• Sengoku bushō no ningen kanri
• Sengoku bushō no nōryoku hakki
• Sengoku bushō no senryaku to ketsudan
• Sengoku bushō no shukuteki kōtekishu
• Sengoku bushō no yōhei to gunryaku
• Sengoku o ikiru
• Shokuba anzen no susume
• Takeda Shingen no ningen kanri
• Wakaki hi no sengoku bushō