"古墳" meaning in Japanese

{
  "derived": [
    {
      "_dis1": "0 0",
      "roman": "kofun jidai",
      "ruby": [
        [
          "古墳時代",
          "こふんじだい"
        ]
      ],
      "word": "古墳時代"
    }
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "kofun",
            "bor": "1"
          },
          "expansion": "→ English: kofun",
          "name": "desc"
        }
      ],
      "text": "→ English: kofun"
    }
  ],
  "forms": [
    {
      "form": "古墳",
      "ruby": [
        [
          "古",
          "こ"
        ],
        [
          "墳",
          "ふん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kofun",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "こふん"
      },
      "expansion": "古(こ)墳(ふん) • (kofun)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "57 43",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "50 50",
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "46 54",
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "a mound of earth and stones raised over a grave; a tumulus"
      ],
      "id": "en-古墳-ja-noun-nc5KesUy",
      "links": [
        [
          "mound",
          "mound"
        ],
        [
          "tumulus",
          "tumulus"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "50 50",
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "42 58",
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "46 54",
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "44 56",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "23 77",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "an old tomb"
      ],
      "id": "en-古墳-ja-noun-1-XEpUOI",
      "links": [
        [
          "old",
          "old"
        ],
        [
          "tomb",
          "tomb"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "こふん"
    },
    {
      "ipa": "[ko̞ɸɯ̟̃ɴ]"
    }
  ],
  "word": "古墳"
}

{
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese links with redundant alt parameters",
    "Japanese links with redundant wikilinks",
    "Japanese nouns",
    "Japanese terms spelled with second grade kanji",
    "Japanese terms spelled with secondary school kanji",
    "Japanese terms with 2 kanji",
    "Japanese terms with IPA pronunciation",
    "Japanese terms with redundant sortkeys",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "derived": [
    {
      "roman": "kofun jidai",
      "ruby": [
        [
          "古墳時代",
          "こふんじだい"
        ]
      ],
      "word": "古墳時代"
    }
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "kofun",
            "bor": "1"
          },
          "expansion": "→ English: kofun",
          "name": "desc"
        }
      ],
      "text": "→ English: kofun"
    }
  ],
  "forms": [
    {
      "form": "古墳",
      "ruby": [
        [
          "古",
          "こ"
        ],
        [
          "墳",
          "ふん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kofun",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "こふん"
      },
      "expansion": "古(こ)墳(ふん) • (kofun)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "a mound of earth and stones raised over a grave; a tumulus"
      ],
      "links": [
        [
          "mound",
          "mound"
        ],
        [
          "tumulus",
          "tumulus"
        ]
      ]
    },
    {
      "glosses": [
        "an old tomb"
      ],
      "links": [
        [
          "old",
          "old"
        ],
        [
          "tomb",
          "tomb"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "こふん"
    },
    {
      "ipa": "[ko̞ɸɯ̟̃ɴ]"
    }
  ],
  "word": "古墳"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "古墳"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "古墳",
  "trace": ""
}