Conversation so far:
When did Steven Seagal get involved in martial arts?
Steven Seagal  started studying martial arts under Fumio Demura when he was a child.
What kind of martial arts was Steven Seagal doing?
Steven Seagal trained in aikido, karate, judo and kendo.
Who did Steven Seagal train with?
Steve Seagal started studying martial arts under Fumio Demura when he was a child. Seagal later traveled to Japan at the age of 17 where he perfected his martial arts.
Did Steven Seagal earn a black belt?
Steven Seagal eventually earned black belts in aikido, karate, judo and kendo.
What other accomplishments did Steven Seagal have in his martial arts training besdies earning black belts?
Steve Seagal taught at the school owned by then wife Miyako's family (though he is often stated to have been the first non-Asian to open a dojo in Japan).
Was the school owned by Steven Seagal's then wife Miyako's family successful?
As of 1990, Miyako and her brother still taught there, and her mother was the chairwoman.
Did Steven Seagal stay over in Japan?
Seagal initially returned to New Mexico. After another period in Japan, returned to the U.S. in 1983 with senior student Haruo Matsuoka, opening an aikido dojo, in North Hollywood, California.
Did the aikido dojo opened by Steven Seagal with senior student Haruo Matsuoka move somewhere else after intially opening in North Hollywood, California?
Steven Seagal with senior student Haruo Matsuoka opened an aikido dojo, initially in North Hollywood, California, but later moved it to the city of West Hollywood.

Question: What else is notable about this part of his life?
Self-contained rewrite: What else is notable about the Martial artspart of Steven Seagal's life?