１月[ichigatsu] January
ひと月[ichigetsu] one month
下弦の月[kagennotsuki] waning moon
何ヶ月[nankagetsu] how many months?
何月[nangatsu] what month

佳月[kagetsu] good month
か月[kagetsu] (number of) months
花鳥風月[kachoufuugetsu] beauties of nature
各月[kakugetsu] every month
隔月[kakugetsu] every second month

海鷂魚[ei] ray (fish)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一天四海[ittenshikai] the world
雲海[unkai] sea of clouds
沿海[enkai] coast

遠海[enkai] deep sea
黄海[koukai] Yellow Sea
温海[atsumi] warm sea
海の幸[uminosachi] seafood

吾亦紅[waremokou] burnet
口紅[kuchibeni] lipstick
紅焔[kouen] red flame
紅花[benibana] safflower
紅海[koukai] Red Sea

紅冠鳥[koukanchou] cardinal (bird) (Cardinalis cardinalis)
紅顔[kougan] rosy cheeks
紅唇[koushin] red lips
紅藻[kousou] red algae
紅茶[koucha] black tea