川

to (try to) act like a big-shot

Arctic lamprey (Lethenteron camtschaticum)

river raised above the surrounding land

common merganser

river dolphin

river in which worshippers purify themselves before praying

Batrachospermum gelatinosum (species of red alga)

rice bowl with clams and miso broth

Mozambique tilapia (Oreochromis mossambicus)

burbot (Lota lota)

Ishikawa's frog (Odorrana ishikawae)

spinycheek sleeper (Eleotris oxycephala); spined sleeper

water pepper (Persicaria hydropiper f. aquaticum)

potamology; fluviology

distributary; branch

Sichuan opera

Law

River Act

scratch marks on the neck of a body (indicating a struggling victim of strangulation)

freshwater black snail (Semisulcospira bensoni); marsh snail

brook running across meadowland; small river flowing through a field

Kawakami Inu (dog breed)

Organization name

Inagawa-kai (yakuza syndicate)

Service

Toden Arakawa Line

Company name

Kawasaki Steel Corporation (abbr)