was the sixteenth of the sixty-nine stations of the Nakasendō. It is located in the present-day city of Annaka, Gunma Prefecture, Japan, at the foot of Mount Myōgi.
Usuinoseki Checkpoint was one of the four major checkpoints along the Nakasendō and was between Matsuida-shuku and Sakamoto-shuku. Travelers who wanted to avoid this checkpoint could make use of a hime kaidō that would take them over the mountains and to Oiwake-shuku, the twentieth station on the Nakasendō.[1]