Everyone loves a kei-class truck, the tiny trucklets that conform to certain Japanese engine displacement and size regulations, and these days we're seeing more and more making their way to the U.S.

You can bring Japanese kei trucks into the U.S. if they're at least 25 years old, which is normally the cutoff to be considered classics. Does that apply here?

In an era of supersized pickups and SUVs, Kei cars and trucks bring a (very) little piece of Japan to the United States. Getting one on the road can be complicated. Tierney L. Cross/The New York ...