"平方キロメートル" meaning in Japanese

{
  "forms": [
    {
      "form": "平方キロメートル",
      "ruby": [
        [
          "平方",
          "へいほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "heihōkiromētoru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "へいほうキロメートル"
      },
      "expansion": "平方(へいほう)キロメートル • (heihōkiromētoru)",
      "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 links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "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": "Units of measure",
          "orig": "ja:Units of measure",
          "parents": [
            "Metrology",
            "Quantity",
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a unit of area (1km x 1km), symbol km², (UK) square kilometre, (US) square kilometer."
      ],
      "id": "en-平方キロメートル-ja-noun-SKsZfV1a",
      "links": [
        [
          "km",
          "kilometer"
        ],
        [
          "square kilometre",
          "square kilometre"
        ],
        [
          "square kilometer",
          "square kilometer"
        ]
      ],
      "synonyms": [
        {
          "alt": "へいほうきろめーとる",
          "roman": "heihō kiro mētoru",
          "tags": [
            "rare"
          ],
          "word": "平方粁"
        }
      ]
    }
  ],
  "word": "平方キロメートル"
}

{
  "forms": [
    {
      "form": "平方キロメートル",
      "ruby": [
        [
          "平方",
          "へいほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "heihōkiromētoru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "へいほうキロメートル"
      },
      "expansion": "平方(へいほう)キロメートル • (heihōkiromētoru)",
      "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 lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters",
        "Pages with raw sortkeys",
        "ja:Units of measure"
      ],
      "glosses": [
        "a unit of area (1km x 1km), symbol km², (UK) square kilometre, (US) square kilometer."
      ],
      "links": [
        [
          "km",
          "kilometer"
        ],
        [
          "square kilometre",
          "square kilometre"
        ],
        [
          "square kilometer",
          "square kilometer"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "alt": "へいほうきろめーとる",
      "roman": "heihō kiro mētoru",
      "tags": [
        "rare"
      ],
      "word": "平方粁"
    }
  ],
  "word": "平方キロメートル"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "平方キロメートル"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "平方キロメートル",
  "trace": ""
}