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Shiga (四賀村, Shiga-mura) was a village located in Higashichikuma District, Nagano Prefecture, Japan.
As of 2003, the village had an estimated population of 5,917 and a density of 65.56 persons per km². The total area was 90.25 km².
On April 1, 2005, Shiga, along with the villages of Azumi, Azusagawa and Nagawa (all from Minamiazumi District), was merged into the expanded city of Matsumoto.