河

rivers

mouth of river

large river

dry riverbed

Milky Way

(navigable) canal

flood plain

glacier

Milky Way galaxy

mountains and rivers

riverside

Yellow River (China)

kappa

Mikawa (former province located in the east of present-day Aichi Prefecture)

large-scale, long-running TV series (esp. of period pieces produced by NHK)

Hanoi (Vietnam)

river breaking through (its dikes)

river water

potamology

river water

Hebei University

small and medium-sized rivers

River Act

labourer or entertainer of the lowest social rank (in medieval Japan)

rivers and seas

Henan University

riparian works

Artemisia apiacea (species of artemisia)

discarded tiles

the Milky Way

river engineering

roman-fleuve

pale chub (Zacco platypus)

Suez Canal

Mikawa manzai

river god

guardian deity of rivers

stream

river system

Hebei Province (China)

river channel

class A river

port at the mouth of a river

river valley

pygmy hippopotamus (Choeropsis liberiensis)

riverbank

the land outlasts the king

opposite shore

to try a different venue (for drinking, socializing, etc.)

the road to paradise is a white road between two rivers, one of water (wrath) and one of fire (greed)

crossing a river

fluvial erosion

international canal

cluster of galaxies

river port

waiting for one hundred years for the waters of the Yellow River to clear

Yangtze and Yellow rivers

starburst galaxy

starburst galaxy

Andromeda galaxy

compact galaxy

Seyfert galaxy

Henan Province (China)

Hebei University of Technology

active galaxy

Yokogawa Bridge Corporation

Milky Way galaxy

intermittent river

hippopotamus (Hippopotamus amphibius)

pygmy hippopotamus (Choeropsis liberiensis)

kappa (mythical water-dwelling creature)

narrative style of Bon dance song from eastern Osaka (often with improvised lyrics)

hasty crossing

fountainhead

Hebei University of Science & Technology

evening fish market

clearing of the river water

Yokogawa Electric Corporation

Milky Way

ice age

active galactic nucleus

supercluster of galaxies

glaciology

river fishery

being fast asleep (and totally unaware of what is going on around one)

Japanese spatterdock (species of water lily, Nuphar japonica)

natural damming (of a river due to landslide, etc.)

irregular galaxy

anyone can make a mistake

perennial river

glacial period

galactic equator

Irrawaddy dolphin (Orcaella brevirostris)

kajika frog (Buergeria buergeri)

tidal river

Yellow River civilization

radio galaxy

riverbed

galactic empire (in science fiction)

supercluster of galaxies

Hebei Normal University

downstream migration

Local Group (of galaxies)

Surugadai University

bobbed hair

group of galaxies

valley glacier

periglacial

galactic coordinates

a fish out of water

Night on the Galactic Railroad (novel by Kenji Miyazawa)

river terrace

Local Group (of galaxies)

oceans of love

river fish

rock pigeon (Columba livia)

kawachi-bankan pomelo

catadromous fish (fish that migrates downstream, e.g. eel)

Ganges river dolphin (Platanista gangetica)

river dolphin

heaps of bodies and streams of blood

Osaka Kawasaki Rehabilitation University

dwarf galaxy

spiral galaxy

galactic cosmic rays

period of poor employment opportunities

red-eyed puffer (Takifugu chrysops)

form of bondage torture in which the victim is hung from the ceiling with their hands and legs bound behind them and a rock placed on their back (Edo period)

Milky Way

purple puffer (Takifugu porphyreus)

large pink (Dianthus superbus var. longicalycinus)

kappa (mythical water-dwelling creature)

hooking backward counter throw

Kawaguchiko Museum of Art

crescentic lake

galactic nebula

extragalactic nebula

kawazulite

bush pig

actors

elliptical galaxy

panther puffer (Takifugu pardalis)

kajika frog (Buergeria buergeri)

glacial lake

dwarf irregular galaxy

the events of today are destined by the past

Takifugu snyderi (species of pufferfish)

spiral galaxy

capillary artemisia (Artemisia capillaris)

Nukakawahime no Mikoto (deity)