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

意味深重[imishinchou] with profound (often hidden) meaning
奥深い[okufukai] profound
海深[kaishin] depth of the sea
疑い深い[utagaibukai] doubting
興味深い[kyoumibukai] very interesting

深ける[fukeru] to get late
根深い[nebukai] deep-rooted
思慮深い[shiryobukai] prudent
執念深い[shuunenbukai] vindictive
嫉妬深い[shittobukai] (deeply) jealous

一宿一飯[isshukuippan] (being beholden to someone for a favor of) a night's lodging and a meal
一膳飯屋[ichizenmeshiya] quick lunch
一飯[ippan] bowl of rice
五目飯[gomokumeshi] dish of rice, fish and vegetables
御飯[omanma] cooked rice

桜飯[sakurameshi] rice boiled with soy sauce and sake
残飯[zanpan] food scraps
鮨飯[sushimeshi] rice seasoned with vinegar, sugar and salt, used for preparing sushi
炊飯器[suihanki] rice cooker
赤飯[sekihan] red rice (beans and mochi) for auspicious occasions