JAPANESE STUDY SYSTEMKOTOWA 词和
N5 — N1
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Kanji collection2,383
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SILVER ERA · ことばを、少しずつ。
JLPT BANDN5 BEGINNER → N1 ADVANCED

有う無む

N2
うむ umu
  1. yes or no
  2. existence
  3. flag indicator (comp)
  4. presence or absence marker
noun

Chinese meanings

有无;是否存在

Examples

  • 排はい卵らんの有う無むを調しらべる方ほう法ほうはありますか?
    Is there some way to check for ovulation?
    有方法检查是否排卵吗?
Use this entry in code
import { getVocabById } from 'kotowa';
getVocabById('27a6e0b315'); // 有無
{
  "id": "27a6e0b315",
  "word": "有無",
  "reading": "うむ",
  "romaji": "umu",
  "meanings": [
    "yes or no",
    "existence",
    "flag indicator (comp)",
    "presence or absence marker"
  ],
  "level": "N2",
  "pos": [
    "n"
  ],
  "jmdict_id": 1541610,
  "examples": [
    {
      "ja": "排卵の有無を調べる方法はありますか?",
      "furigana": "{排卵|はいらん}の{有無|うむ}を{調|しら}べる{方法|ほうほう}はありますか?",
      "en": "Is there some way to check for ovulation?",
      "tatoeba_id": 74335
    }
  ],
  "zh": {
    "status": "reviewed",
    "source_hash": "5b3faed29209f0d9ffdf21885bbb889c5c05317bab555ce9bedc9867aff032b6",
    "meanings": [
      "有无",
      "是否存在"
    ],
    "examples": [
      {
        "ja": "排卵の有無を調べる方法はありますか?",
        "zh": "有方法检查是否排卵吗?"
      }
    ],
    "references": [
      "upstream vocab/n2/27a6e0b315",
      "JMdict ent_seq 1541610; local JMdict_e.gz",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28",
    "review_hash": "af3a60446a521042ecbb07497815567d8482139878d1eb60b421fbc9279cb546"
  }
}