Mugairyu Meishin-ryu Kyohon DVD Runtime: 48 minutes Release Date: 2010/7/8 Starring: Gyokudo Niina (Headmaster of Mugairyu Iaido Meishin-ryu) Sold by: BAB Japan Purchased in 2010 (viewed 2-3 times). The packaging shows some signs of aging. This is a rare item, but it is offered at a lower price, so it is a recommended instructional DVD. *The Mugairyu Iaido Kyohon (instruction manual) is also included. (There are stains and yellowing.)