Instructor
Instructor
Thomas Groendal
7th Dan Jodo Renshi, 4th Dan Daito Ryu (Shibucho)
Location
Location
Portland Aikikai
1419 NW Raleigh St
Portland, OR
Class Schedule
Sunday
Jodo
4:00pm–5:30pm
Daito Ryu
No class
Monday
Jodo
No class
Daito Ryu
No class
Tuesday
Jodo
No class
Daito Ryu
7:30pm–9:00pm
Wednesday
Jodo
No class
Daito Ryu
No class
Thursday
Jodo
7:30pm–9:00pm
Daito Ryu
No class
Friday
Jodo
No class
Daito Ryu
No class
Saturday
Jodo
No class
Daito Ryu
No class
Cost
Cost
- $50 USD per month for Portland Aikikai membership
Disciplines
Disciplines
- Jodo
- Daito Ryu
About
The Portland Dojo practices out of the beautiful Portland Aikikai dojo conveniently located in Slabtown. Parking at night can be found nearby for free. Members will sign up to join the Portland Aikikai and thus gain access to other classes such as Aikido and Kempo as well.
A uniform and weapons are not required for the first few lessons. However, it is appreciated if you can contact us ahead of your first class so that spare weapons can be arranged.
Instructors and Senior Students
Instructors and Senior Students
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Thomas Groendal
7th Dan Jodo Renshi, 4th Dan Daito Ryu (Shibucho)
Born in Muskegon, MI, Tom started his martial arts career practicing Aikido in his hometown in 1994 and spent some time practicing other arts, including ZNKR Iaido, before encountering Goto sensei at one of the Friday Jo practices in Oita in 2002. He now lives in Portland, OR, with his family and works with CACI as a Product Manager with the DarkBlue Intelligence Suite. Tom enjoys culinary pursuits, good whisky and watching Sumo. He is also the ranking instructor for Jodo in the All United States Kendo Federation.
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Michael Park
4th Dan Jodo, 2nd Dan Daito Ryu
Michael Park was born and raised in Portland Oregon and has studied under Tom Groendal for over a decade in both Daito Ryu Aikijujutsu and Jodo. He has studied various martial arts since college ranging from Tai Chi to Boxing. He currently trains under Sensei Groendal at his Tuesday Jodo Class (19:30–21:00) and Thursday Daito Ryu Class (19:30–21:00) and leads a second Jodo class on Sundays (16:00–17:30).
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Dave Zambrano
3rd Dan Jodo, 1st Dan Daito Ryu
Dave is from Browns Mills, New Jersey and he started his training in 2002 at the Tiger Hawk Martial Arts Academy in Hainesport, New Jersey. He studied for six years in an American Taekwondo Federation fusion art that combined Taekwondo with Shaolin Kung Fu and Okinawan Karate. Moving to Portland, Oregon for college he met Michael Park at an on campus Aikido class and practiced for two years before moving to Meridian, Idaho after graduating. He lived there for two and a half years where he refined his Aikido skills with a fusion of Arnis and Filipino Kali, and studied Ip Man lineage Wing Chun. After moving back to Portland, he met up with his old friend Michael where he was introduced to Tom Groendal and to Goto Sensei at a seminar for Jodo and Daito Ryu Aikijujutsu. He has been studying under them for the past eight years.