ないと

無いと

表記・読み：ないと

1. 1

   have to (do, be); must (do, be)

   expressions (phrases, clauses, etc.)at sentence end; after the -nai stem of a verb or adjectiveabbreviationcolloquial
2. 2

   is indispensable; is absolutely necessary

   expressions (phrases, clauses, etc.)at sentence end; after the -nai stem of a verb or adjectiveabbreviationcolloquial