Just after you enter the grounds of a Japanese temple, there's always a fountain for rinsing hands and mouth. Here's examples from the temples I visited when I followed the route of part of the Shikoku Henro ("Shikoku 88").
Temple 37: Iwamotoji
March 29, 2013.
Temple 38: KongofukujiMarch 30, 2013.
Temple 39: Enkoji
March 31, 2013.
Temple 40: Kanjizaiji
April 1, 2013. No, this is not an April fool's joke. Function trumped form at this temple.