際際滷shows by User: richardkoehler524 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: richardkoehler524 / 際際滷Share feed for 際際滷shows by User: richardkoehler524 https://cdn.slidesharecdn.com/profile-photo-richardkoehler524-48x48.jpg?cb=1695929670 Mechanical Engineer Avid hiker/backpacker 3rd Degree Black Belt (Sandan) Shorin Ryu karate Sensei in Shorin Ryu karate Ni-Kyu Isshin Ryu karate