"天子" meaning in Japanese

{
  "forms": [
    {
      "form": "天子",
      "ruby": [
        [
          "天",
          "てん"
        ],
        [
          "子",
          "し"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tenshi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "てんし"
      },
      "expansion": "天(てん)子(し) • (tenshi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "94 6",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "92 8",
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "80 20",
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "92 8",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "92 8",
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "95 5",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "95 5",
          "kind": "place",
          "langcode": "ja",
          "name": "China",
          "orig": "ja:China",
          "parents": [
            "Asia",
            "Earth",
            "Eurasia",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "67 33",
          "kind": "topical",
          "langcode": "ja",
          "name": "Monarchy",
          "orig": "ja:Monarchy",
          "parents": [
            "Forms of government",
            "High society",
            "Government",
            "Society",
            "Politics",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the Emperor of China, Son of Heaven"
      ],
      "id": "en-天子-ja-noun-ZSTVG5M-",
      "links": [
        [
          "Emperor",
          "emperor"
        ],
        [
          "Son of Heaven",
          "Son of Heaven"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "23 77",
          "kind": "place",
          "langcode": "ja",
          "name": "Japan",
          "orig": "ja:Japan",
          "parents": [
            "Asia",
            "Earth",
            "Eurasia",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the Emperor of Japan"
      ],
      "id": "en-天子-ja-noun-C8hyue39",
      "links": [
        [
          "poetic",
          "poetic"
        ],
        [
          "Emperor",
          "emperor"
        ]
      ],
      "raw_glosses": [
        "(poetic, dated) the Emperor of Japan"
      ],
      "tags": [
        "dated",
        "poetic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tẽ̞ɰ̃ɕi]"
    }
  ],
  "word": "天子"
}

{
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese links with redundant wikilinks",
    "Japanese nouns",
    "Japanese terms spelled with first grade kanji",
    "Japanese terms with 2 kanji",
    "Japanese terms with IPA pronunciation",
    "Japanese terms with IPA pronunciation missing pitch accent",
    "Japanese terms with redundant sortkeys",
    "Pages with 4 entries",
    "Pages with entries",
    "ja:China",
    "ja:Japan",
    "ja:Monarchy"
  ],
  "forms": [
    {
      "form": "天子",
      "ruby": [
        [
          "天",
          "てん"
        ],
        [
          "子",
          "し"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tenshi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "てんし"
      },
      "expansion": "天(てん)子(し) • (tenshi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "the Emperor of China, Son of Heaven"
      ],
      "links": [
        [
          "Emperor",
          "emperor"
        ],
        [
          "Son of Heaven",
          "Son of Heaven"
        ]
      ]
    },
    {
      "categories": [
        "Japanese dated terms",
        "Japanese poetic terms"
      ],
      "glosses": [
        "the Emperor of Japan"
      ],
      "links": [
        [
          "poetic",
          "poetic"
        ],
        [
          "Emperor",
          "emperor"
        ]
      ],
      "raw_glosses": [
        "(poetic, dated) the Emperor of Japan"
      ],
      "tags": [
        "dated",
        "poetic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tẽ̞ɰ̃ɕi]"
    }
  ],
  "word": "天子"
}

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