"エイプリルフール" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "en",
        "3": "April fool"
      },
      "expansion": "English April fool",
      "name": "bor"
    }
  ],
  "etymology_text": "From English April fool.",
  "forms": [
    {
      "form": "eipurirufūru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "エイプリルフール • (eipurirufūru)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese katakana",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Calendar",
          "orig": "ja:Calendar",
          "parents": [
            "Timekeeping",
            "Time",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "April fool, April Fool's Day"
      ],
      "id": "en-エイプリルフール-ja-noun-fVKxpLPl",
      "links": [
        [
          "April fool",
          "April fool"
        ],
        [
          "April Fool's Day",
          "April Fool's Day"
        ]
      ]
    }
  ],
  "word": "エイプリルフール"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "en",
        "3": "April fool"
      },
      "expansion": "English April fool",
      "name": "bor"
    }
  ],
  "etymology_text": "From English April fool.",
  "forms": [
    {
      "form": "eipurirufūru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "エイプリルフール • (eipurirufūru)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese entries with topic categories using raw markup",
        "Japanese katakana",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms borrowed from English",
        "Japanese terms derived from English",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with raw sortkeys",
        "ja:Calendar"
      ],
      "glosses": [
        "April fool, April Fool's Day"
      ],
      "links": [
        [
          "April fool",
          "April fool"
        ],
        [
          "April Fool's Day",
          "April Fool's Day"
        ]
      ]
    }
  ],
  "word": "エイプリルフール"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "エイプリルフール"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "エイプリルフール",
  "trace": ""
}