ライン川[raingawa] (river) Rhine
安倍川餅[abekawamochi] rice cakes (mochi) with Kinako
川床[kawadoko] riverbed
河川[kasen] rivers
江川る[egawaru] to (try to) act like a big-shot

香川県[kagawaken] Kagawa prefecture (Shikoku)
三途の川[sanzunokawa] Sanzu River (Buddhist equivalent of the River Styx)
山川[sansen] mountains and rivers
四川[shisen] Sichuan (China)
小川[ogawa] streamlet

鯥五郎[mutsugorou] mudskipper (Boleophthalmus pectinirostris)
川鯥[kawamutsu] dark chub (Nipponocypris temminckii)
赤鯥[akamutsu] blackthroat seaperch (Doederleinia berycoides)

油底鯥[aburasokomutsu] escolar (Lepidocybium flavobrunneum)
沼鯥[numamutsu] Nipponocypris sieboldii (species of cyprinid)
薔薇鯥[baramutsu] oilfish (Ruvettus pretiosus)