The Persecution of the Christians in Japan in the Middle of the Seventeenth Century 論文 Edward Hagemann ·1942-06-01 ·『Pacific Historical Review』 11(2) pp. 151-160 doi:10.2307/3633765
A STUDY OF SYMBOLISM 論文 KENZO TSUKISHIMA ·1949-01-01 ·『The Japanese journal of psychology』 20(1) pp. 30-38 doi:10.4992/jjpsy.20.30