河内[hanoi] Hanoi
運河[unga] canal
応急渡河[oukyuutoka] hasty crossing
黄河[kouga] Yellow river (in China)
河港[kakou] river port

河鹿[kajika] kajika frog (Buergeria buergeri)
河床[kashou] riverbed
河水[kasui] river water
河川[kasen] rivers
河童[kappa] kappa (mythical water-dwelling creatures)

黄ばみ[kibami] yellow tint
黄ばむ[kibamu] to turn yellow
黄鉛[ouen] chrome yellow
黄河[kouga] Yellow river (in China)
黄禍[kouka] Yellow Peril

黄花[kouka] chrysanthemum
黄海[koukai] Yellow Sea
黄褐色[oukasshoku] yellowish-brown
黄菊[kigiku] yellow chrysanthemum