Japan. Gaimushō. Chōsabu

• "Komuinterun" kankei chōsho
• "Otawa" Ei Teikoku Keizai Kaigi no kōsatsu
• "So" Renpō no Hoppyōyō keiei
• "So" Renpō no zaisei seido
• "So"renpō jūyō jikōshi
• "So"renpō jūyō jikōshi
• "Sovieto" Renpō saikō kokka kenryoku kikan oyobi gyōsei kikan narabini shokuin ichiranhyō
• "Sovieto" Renpō Seifu oyobi Kyōsantō no soshiki oyobi shokuin ichiranhyō
• 1941-nendo tsūjō oyobi kokubō yosan o chūshin to seru Bekoku no dōkō
• Baruto sangoku no gaikō
• Beikoku taishi keizai seiryoku ichiranhyō
• Biruma no tōchi kikō