Conversation so far:
When did Steven Seagal start martial arts
Steven Seagal began his adult life as a martial arts instructor in Japan, the first foreigner to operate an aikido dojo in the country.
Why did Steven Seagal move to Japan
Steven Seagal met Miyako Fujitani, black belt and daughter of an Osaka aikido master who had come to Los Angeles. When Miyako returned to Osaka, Seagal went with her.
Did Steven Seagal make any movies while in Japan
Morrison said that the Into the Sun (2005 film), which was shot in Japan, was designed to feel authentically Japanese instead of merely being an American film set in Japan.
What did Steven Seagal do that had to do with martial arts
Steven Seagal returned to the U.S. in 1983 with Haruo Matsuoka. They opened an aikido dojo, initially in North Hollywood, California, but later moved to the city West Hollywood.

Question: How long did they have the dojo
Self-contained rewrite: How long did Steven Seagal and Haruo Matsuoka have the dojo in West Hollywood