They left out the mountain version, which is canon as of WaHH.
Kawashiro Nitori (i.e. River Nitori)
This is the regular NitoriMorishiro Nitori (i.e. Forest Nitori)
The river kanji is replaced with forestYatsugi Nitori (i.e. Valley Nitori)
The river kanji is replaced with valleyYukishiro Nitori (i.e. Snow Nitori)
The river kanji is replaced with snowSorajou Nitori (i.e. Sky Nitori)
The river kanji is replaced with sky
