Iaido Okuden Tachiwaza 6 Danzaki Tomoaki Sensei Seminar 1987 (age 80) 

Musoshinden Ryu Iaido 夢想神伝流 居合道
Okuden Tachiwaza 奥伝 立業
Roponme Gohogiri 五方斬 (Somakuri 惣捲)
Danzaki Tomoaki Sensei (檀崎 友彰, 1906-2003) was a student of Nakayama Hakudo Sensei (中山 博道) and was the head of Dainippon Iaido Kenshukai Kenshukan (大日本居合道研修会, 研修館). Many schools trace their lineage back to him, including ours.