the Nile (a river in Africa)

the Tigris (a river in Asia)

Thames (a river in England)

a surname

a surname

a pattern of scattering autumn leaves in a flowing river / (figuratively) bleeding like a blood-red river flowing

a river in northwestern Nara Prefecture, a tributary of the 大和川 (Yamato-gawa, “Yamato River”) / Synonym of 千早振る (Chihayaburu): the title of a rakugo shaggy dog story

to be very careful

perineum / a narrow pass, a precipice / Used other than figuratively or idiomatically: see 蟻, 門, 渡る.

I don't speak Japanese