〜つつある

import { getGrammarById } from 'kotowa';
getGrammarById('tsutsu-aru');

{
  "id": "tsutsu-aru",
  "pattern": "〜つつある",
  "romaji": "tsutsu aru",
  "level": "N2",
  "meaning": "be in the process of; be gradually (changing)",
  "formation": "Verb-stem + つつある",
  "examples": [
    {
      "ja": "地球の平均気温は、年々上昇しつつある。",
      "furigana": "{地球|ちきゅう}の{平均|へいきん}{気温|きおん}は、{年々|ねんねん}{上昇|じょうしょう}しつつある。",
      "en": "The earth's average temperature is steadily rising year by year."
    },
    {
      "ja": "この地域の伝統的な祭りは、若者の減少とともに失われつつある。",
      "furigana": "この{地域|ちいき}の{伝統|でんとう}{的|てき}な{祭|まつ}りは、{若者|わかもの}の{減少|げんしょう}とともに{失|うしな}われつつある。",
      "en": "This area's traditional festivals are gradually being lost as the young population declines."
    }
  ],
  "tags": [
    "change",
    "written"
  ],
  "notes": "Written style for change that is underway toward some result. Used with change verbs (増える, 回復する, 変わる), not with simple ongoing actions like 食べる.",
  "zh": {
    "status": "reviewed",
    "source_hash": "cd06b953187ee541b36a581c0edb380a743fca9fe0706bd10a20da7f7656977c",
    "meanings": [
      "正在逐渐……"
    ],
    "formation": "动词ます形去ます＋つつある",
    "explanation": "表示变化正逐渐进行。",
    "notes": "较书面，常接上升、恢复、变化等动词。",
    "examples": [
      {
        "ja": "地球の平均気温は、年々上昇しつつある。",
        "zh": "地球平均气温逐年上升。"
      },
      {
        "ja": "この地域の伝統的な祭りは、若者の減少とともに失われつつある。",
        "zh": "随着年轻人减少，这个地区的传统节日正在逐渐消失。"
      }
    ],
    "references": [
      "sources/grammar/n2.json#tsutsu-aru",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28",
    "review_hash": "c92c82b503951b196d9713a6c18a14f458e67e47c3aac4a582e4651de7b05e90"
  }
}