1. MATSUMOTO Bizen-no-kami Ki no Masamoto, Tengu sho no shidai (ca. 1500).

  2. ONO Seiemon Taira no Shigemasa, Kashima-Shinryû hyôhô mokuroku shidai (addressed to KUNII Taizen Minamoto no Ritsuzan; ca. 1780s).

  3. KUNII Zentarô, Bô tachiai no koto (ca. 1830-44).

  4. "Descendants of historically renowned swordsmen", The Asahi Picture News 12 February 1956, pp. 10-11

  5. KUNII Zen'ya, Kunii-ke sôden Kashima-Shinryû menkyo kaiden no maki (addressed to SEKI Humitake; 1964).

  6. KUNII Zen'ya, Kashima-Shinryû shihanke sôden ottegaki (addressed to SEKI Humitake; 1964).

  7. TÔ Minoru (Gûji, Kashima Jingû), Kashima Jingû (Tokyo: Gakuseisha, 1968); (includes information on the relationship between the Kashima Jingû and the Kashima-Shinryû).

  8. SEKI Humitake, Nihon budô no engen: Kashima-Shinryû (Tokyo: Kyôrin shoin, 1976).

  9. SEKI Humitake (1998): "Technique, physical strength and trance", Journal of Health, Physical Education and Recreation (Taiiku no kagaku, Nihon Taiiku Gakkai) 48(7), 535-537.

  10. Nipponia, "Nippon wa budô no kuni," (Gaimushô kôhôshi, 1999); (pp. 11-12 feature an introduction to the Kashima-Shinryû and the origins of Japanese martial art).

  11. SEKI Humitake (2001), Excepted from: "Plenary Lecture at the 34th Annual Meeting of Japanese Academy of Budô: Kashima-Shinryû and the Educational Principles of the Samurai Class," Budôgaku kenkyû 34, 6-7.

  12. Nihon budô no engen: Kashima-Shinryû,
    an eleven volume series in VHS (NTSC) format, produced by Gaisei International of Japan; instruction and direction by SEKI Humitake

    1. Kenjutsu (3 vols.)
    2. Battôjutsu (2 vols.)
    3. Naginatajutsu
    4. Sôjutsu, Jôjutsu & Shurikenjutsu
    5. Jûjutsu (3 vols.)
    6. Bôjutsu

  13. SEKI Humitake (2013): "Ethics in the Traditional Martial Art of the Kashima Grand Shrine and in the Bible".
    Eubios Journal of Asian and International Bioethics. 23(5), 158-160.

  14. CHRISTIANSON, G. Bjorn, VILENIUS, Mikko and SEKI Humitake (2018): "Role of the Sword Futsunomitama-no-tsurugi in the Origin of the Japanese Bushido Tradition", Asian Studies 6(2), 211-227.

  15. Humitake Seki, G. Bjorn Christionson, and Mikko Vilenius (2022): "Warrior Bravery". Eubios Journal of Asian and International Bioethics. 32(1), 2-3.