Words were written in English and her native Japanese: “Go in through the narrow gate, because the gate to hell is wide and the road that leads to it is easy, and there are many who travel it.

With eight gate panels that measure 28 inches in height and 24 inches wide, it can fit across openings as narrow as 51 1/2 inches or be extended to 192 inches long. But it’s not the easiest to ...