Dr. Dirk Müller Sensei began Aikido in 1986. In the early years he practiced under 6th Dan, Christian Tissier Shihan 8th Dan and Franck Noel Shihan 7th Dan. He was introduced to Hirokazu Kobayashi Shihan 8th Dan and to Yamaguchi Seigo Shihan 9th Dan, who´s teachings inspired him deeply. In 1990 Müller Sensei met Seishiro his current teacher and became one of his few western Deshi.

Dirk Müller founded the Shoshin Dojo in Hamburg in 2004, teaches friendship seminars in Europe, Israel, Canada and the USA and organises every year seminars with high ranged international teachers at the Shoshin Dojo in Hamburg and the connected networking Dojo´s.