Suifu (水府村 Suifu-mura) was a village located in Kuji District, Ibaraki, Japan.
On December 1, 2004 Suifu, along with the town of Kanasagō, and the village of Satomi, all from Kuji District, was merged into the expanded city of Hitachiōta and no longer exists as an independent municipality.
As of 2003, the village had an estimated population of 6,011 and a density of 74.28 persons per km². The total area was 80.92 km².