Nihoner

“Must” in Japanese

Short answer
可し beshi beshi

Must in Japanese is “可し” (beshi). Full meaning: must, should, ought to; will (surely), be bound to, must; will (do), shall.

Other ways to say “Must” in Japanese

可き beki should, must, ought to ないと行けない naitoikenai have to (verb), must (verb); is indispensable, absolutely necessary ないと行けません naitoikemasen have to (verb), must (verb); is indispensable, is absolutely necessary なければならない nakerebanaranai have to do, must, should, ought to hazu should (be), bound (to be), expected (to be), must (be); nock (of a bow); nock (of an arrow) sazo surely, certainly, no doubt, must 可く beku in order to, for the purpose of; must, should はず hazu should (be), bound (to be), expected (to be), must (be); nock (of a bow); nock (of an arrow) マスト masuto mast (of ship); necessary, indispensable, must-have, required, mandatory; must (juice of grapes or other fruit prior to fermentation into wine) ない訳にはいかない naiwakenihaikanai cannot avoid (doing), cannot help (doing), have no other choice but to, must (do) さぞ sazo surely, certainly, no doubt, must

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