Sankō, Ōita

Sankō (三光村, Sankō-mura) was a town located in Shimoge District, Ōita Prefecture, Japan.

As of 2003, the village had an estimated population of 5,574 and the density of 121.12 persons per km². The total area was 46.02 km².

On March 1, 2005, Sankō, along with the towns of Hon'yabakei, Yabakei and Yamakuni (all from Shimoge District), was merged into the expanded city of Nakatsu.