Japanese grass vole (Microtus montebelli); any rodent of subfamily Arvicolinae (incl. voles, lemmings and muskrats)
hillside farm; fallow ground
fields (of rice and other crops)
working in the fields; working on a farm
land made arable by the slash-and-burn method; swidden; slash-and-burn farming
dry field farming; dry field crop
mountain field; mountain farmland
burning stubble and dry grass
ground squirrel (esp. the Daurian ground squirrel, Spermophilus dauricus)