By Anna Mukai / The Bulletin
June 29, 2012
TOKYO — Many people of a certain age remember Mazda’s catchy ads from the 1970s. “Piston engines go boing-boing,” they said. “Mazda goes hummm.” The voiceover sang: “There’s nothing like it on the road today; the rotary engine is here to stay.”
The last Mazda using the rotary, which won....