Shiroishi-ku (白石区) is one of the ten wards in Sapporo, Hokkaido, Japan.

As of August 31, 2021, the ward has a population of 213,704.

[citation needed] Shiroishi's mascots are Shiroppy (しろっぴー) and Kuroppy (くろっぴー).

They are cute snowmen with rose motifs.

This Hokkaidō location article is a stub.