- Ueshiba-ha Daito-ryu Aiki-jujutsu [Spanish Version]
- What is Aiki? Introduction to a method of analyzing Aiki. (Part 1)
- What is Aiki? Introduction to a method of analyzing Aiki. (Part 2)
- What is Aiki? Introduction to a method of analyzing Aiki. (Part 3)
- Yasuo Kobayashi and Fumiko Nakayama – Living Aikido: Part 1
- Yasuo Kobayashi and Fumiko Nakayama on Living Aikido: Part 2
- Yasuo Kobayashi and Fumiko Nakayama on Living Aikido: Part 3
- Yukiyoshi Sagawa on Bujutsu and Ki-Ryoku, Part 1
- Yukiyoshi Sagawa on Bujutsu and Ki-Ryoku, Part 2
- Yukiyoshi Sagawa’s Aiki, a true portrait of Transparent Power – Interview with Tatsuo Kimura Part 1
- Yukiyoshi Sagawa’s Aiki, a true portrait of Transparent Power – Interview with Tatsuo Kimura Part 2
