"序の口" meaning in Japanese

{
  "forms": [
    {
      "form": "序の口",
      "ruby": [
        [
          "序",
          "じょ"
        ],
        [
          "口",
          "くち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "jo no kuchi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "じょ の くち"
      },
      "expansion": "序(じょ)の口(くち) • (jo no kuchi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "56 44",
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "beginning; onset"
      ],
      "id": "en-序の口-ja-noun-FX4p90AT",
      "links": [
        [
          "beginning",
          "beginning"
        ],
        [
          "onset",
          "onset"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Sumo",
          "orig": "ja:Sumo",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "30 70",
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "27 73",
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "28 72",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 92",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 93",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the lowest rank of sumo wrestlers"
      ],
      "id": "en-序の口-ja-noun-XRRv3fC9",
      "links": [
        [
          "sumo",
          "sumo"
        ]
      ],
      "raw_glosses": [
        "(sumo) the lowest rank of sumo wrestlers"
      ],
      "topics": [
        "government",
        "hobbies",
        "lifestyle",
        "martial-arts",
        "military",
        "politics",
        "sports",
        "sumo",
        "war",
        "wrestling"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[d͡ʑo̞ no̞ kɯ̟t͡ɕi]"
    }
  ],
  "word": "序の口"
}

{
  "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 fifth grade kanji",
    "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 multiple readings",
    "Japanese terms with redundant sortkeys",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "forms": [
    {
      "form": "序の口",
      "ruby": [
        [
          "序",
          "じょ"
        ],
        [
          "口",
          "くち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "jo no kuchi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "じょ の くち"
      },
      "expansion": "序(じょ)の口(くち) • (jo no kuchi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "beginning; onset"
      ],
      "links": [
        [
          "beginning",
          "beginning"
        ],
        [
          "onset",
          "onset"
        ]
      ]
    },
    {
      "categories": [
        "Japanese terms with non-redundant non-automated sortkeys",
        "ja:Sumo"
      ],
      "glosses": [
        "the lowest rank of sumo wrestlers"
      ],
      "links": [
        [
          "sumo",
          "sumo"
        ]
      ],
      "raw_glosses": [
        "(sumo) the lowest rank of sumo wrestlers"
      ],
      "topics": [
        "government",
        "hobbies",
        "lifestyle",
        "martial-arts",
        "military",
        "politics",
        "sports",
        "sumo",
        "war",
        "wrestling"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[d͡ʑo̞ no̞ kɯ̟t͡ɕi]"
    }
  ],
  "word": "序の口"
}

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