鹿島神流
Seki, Humitake. Ethics in the Traditional Martial Art of the Kashima Grand Shrine and in the Bible. Eubios Journal of Asian and International Bioethics. 2013, 23(5), p. 158-160.
Christianson, G. Bjorn.; Vilenius, Mikko.; Seki, Humitake. Role of the Sword Futsunomitama-no-tsurugi in the Origin of the Japanese Bushido Tradition. Asian Studies. 2018, 6(2), p. 211-227.