〜なくてもいい

import { getGrammarById } from 'kotowa';
getGrammarById('nakute-mo-ii');

{
  "id": "nakute-mo-ii",
  "pattern": "〜なくてもいい",
  "romaji": "nakute mo ii",
  "level": "N5",
  "meaning": "don't have to; need not",
  "formation": "Verb-nai stem + なくてもいい",
  "examples": [
    {
      "ja": "明日は学校へ来なくてもいいです。",
      "furigana": "{明日|あした}は{学校|がっこう}へ{来|こ}なくてもいいです。",
      "en": "You don't have to come to school tomorrow."
    },
    {
      "ja": "名前は書かなくてもいいです。",
      "furigana": "{名前|なまえ}は{書|か}かなくてもいいです。",
      "en": "You don't need to write your name."
    },
    {
      "ja": "今日は料理をしなくてもいいですよ。",
      "furigana": "{今日|きょう}は{料理|りょうり}をしなくてもいいですよ。",
      "en": "You don't have to cook today."
    }
  ],
  "tags": [
    "necessity",
    "permission"
  ],
  "notes": "The opposite of 〜なければならない. Ask with 〜なくてもいいですか (Is it all right if I don't ...?).",
  "zh": {
    "status": "reviewed",
    "source_hash": "66b5618a198ef8607ffc3378afe2ece600072aca79c8b71b604b859a0d088e6f",
    "meanings": [
      "不必做"
    ],
    "formation": "动词ない形去ない＋なくてもいい",
    "explanation": "表示不做某事也可以，没有必要做。",
    "notes": "用〜なくてもいいですか可询问不做是否可以。",
    "examples": [
      {
        "ja": "明日は学校へ来なくてもいいです。",
        "zh": "明天你不必来学校。"
      },
      {
        "ja": "名前は書かなくてもいいです。",
        "zh": "不必写名字。"
      },
      {
        "ja": "今日は料理をしなくてもいいですよ。",
        "zh": "今天你不用做饭哦。"
      }
    ],
    "references": [
      "sources/grammar/n5.json#nakute-mo-ii",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28",
    "review_hash": "3e11292ecc7afd50a702e7d367cd55730394edebe7a46e596e64438704326ff3"
  }
}