4. Kahokushō Jungi-ken Sai-son nōson kinʼyū oyobi torihiki ni kansuru shitsumon ōtō [microform]. [1941]
10. Jungi-ken Sai-son jūshichiko nōka sentaku kobetsu kakei chōsa. [1940 ... 1949]
14. Kankō chōsa kenkyū kōmoku [1940]
15. Pekin Shinminkai Seikō Jikkenku [1940]
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