池

garden pond

regulating reservoir; retention basin; balancing pond; stormwater management pond

beautiful pond; place where immortals live

lake shaped like the kanji "heart" character (traditional Japanese gardens)

wet cell battery

Kōchikai (historically the most liberal faction of the Liberal Democratic Party); Kishida faction

inkstone well

inkpot; ink bottle

inkstone well

filter basin; settling basin

seal stamp pad

Electronics; Physics

photovoltaic cell; photoelectric cell; photocell; solar cell

Hyriopsis schlegelii (species of freshwater mussel)

reservoir

Internet slang

good-looking guy; handsome man

battery-operated; battery-powered

Formal or literary term

bank (of a pond)

Geography

small lake (in a high moor; oft. with unique biota); natural pond (in peat-rich wetland)

Family or surname

Ikenobō

Organization name

Ikenobō (school of ikebana)

Nouns which may take the genitive case particle 'no'

running out of battery; battery depletion; going flat; going dead

Fig.

loss of energy; depletion of stamina

sumptuous feast; debauch

solar cell

fuel cell

Service

Seibu Ikebukuro Line

fuel cell car; fuel cell vehicle; FCV

rechargeable battery