河獺[oso] otter (Lutra lutra)
獺虎[rakko] sea otter (Enhydra lutris)
獺祭[dassai] arraying a number of reference books in order to compose poetry
ユーラシア川獺[yuurashiakawauso] European otter (Lutra lutra)

海獺[umiuso] sea lion
小爪川獺[kotsumekawauso] Asian small-clawed otter (Aonyx cinerea)
獺魚を祭る[kawausouowomatsuru] one of the 72 climates (from the 16th to the 20th of the first lunar month)

葵祭[aoimatsuri] hollyhock festival
慰霊祭[ireisai] memorial service
学園祭[gakuensai] school festival
学祭[gakusai] school festival
冠婚葬祭[kankonsousai] important ceremonial occasions in family relationships

祇園祭[gionmatsuri] Gion Festival (in Kyoto during the month of July, with high point on the 17th)
供祭[gusai] offerings
血祭り[chimatsuri] bloodbath
元始祭[genshisai] Festival of Origins (January 3)
五十年祭[gojuunensai] jubilee

天魚[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
海鷂魚[ei] ray (fish)
斉魚[etsu] Japanese grenadier anchovy (Coilia nasus)
旗魚[kajiki] marlin
鶏魚[isagi] chicken grunt (species of fish, Parapristipoma trilineatum)

杜父魚[tofugyo] sculpin (any fish of family Cottidae, inc. the bullheads and the miller's-thumb)
堅魚[katsuo] skipjack tuna
魚網[gyomou] fishing net
魚屋[sakanaya] fish market
魚貝[gyokai] marine products