The location and forest floor of the study area. A The location of Lake Toya B Forest floor of Nakanoshima Island C Forest floor of the lakeshore of Lake Toya. The map of Lake Toya was modified from the Geospatial Information Authority of Japan 2015.

 
 
  Part of: Iida T, Soga M, Koike S (2016) Effects of an increase in population of sika deer on beetle communities in deciduous forests. ZooKeys 625: 67-85. https://doi.org/10.3897/zookeys.625.9116