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Plural of onsen

irregular plural

The plural of onsen is onsen or onsens.

Forms of onsen

Singular	onsen /ɒnˈsɛn/
Plural	onsen /ɒnˈsɛn/ onsens
Countable	countable

Meaning of onsen

noun A (Japanese) hot spring.
noun A Japanese-style resort hotel at a natural hot spring, offering on-site bathing.

Full definition of onsen

Plural the same as the singular

sheep (sheep)
deer (deer)
fish (fish)
aircraft (aircraft)
series (series)
species (species)
offspring (offspring)
salmon (salmon)
moose (moose)
bison (bison)
swine (swine)
trout (trout)

Questions about the plural of onsen

What is the plural of onsen?: The plural of onsen is onsen or onsens.
Is onsen countable?: Onsen is a countable noun.

Adapted from Wiktionary: onsen (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “Plural of onsen.” Word.ws, https://word.ws/plural/onsen. Based on Wiktionary, CC BY-SA 4.0.