Wachi Formation
Wachino Formation
Wadatoge volcanics
Wakahata Formation
Wakubara Pumice Flow Deposit
Wakugawa Formation
Wariyama Formation
Wariyama Granite
Wariyama Metamorphic Rocks
Wasabu Alternation Member
Wasabu Alternation of Sandstone and Mudstone
Washigamine volcanics
Western part
(Hida Belt)