I bought this car in 1989, well used. Drove it daily for a dozen years, then stored it, then restored it. Still fully smog-compliant & I do all the work myself, excepting the actual chrome plating & the exterior paint. Can't do either at home legally in the PRC.
Got the car show bug a few years back, but "Japanese Classic Cars" are still kind of a niche following - - many classic car shows won't allow J-tin at all. I've had some success with her in the Japanese- and Mazda-centric meets, though.
Oh, and she ended up on a "Rock Auto" collector's magnet: