"№" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "fr",
        "3": "numéro"
      },
      "expansion": "French numéro",
      "name": "bor"
    },
    {
      "args": {
        "1": "ja",
        "2": "la",
        "3": "numerō",
        "pos": "ablative of <i class=\"Latn mention\" lang=\"la\">numerus</i>"
      },
      "expansion": "Latin numerō (ablative of numerus)",
      "name": "der"
    }
  ],
  "etymology_text": "Abbreviation of French numéro, from Latin numerō (ablative of numerus).",
  "forms": [
    {
      "form": "ナンバー, nanbā",
      "tags": [
        "katakana"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol",
        "cat2": "abbreviations",
        "tr": "ナンバー, nanbā"
      },
      "expansion": "№ • (ナンバー, nanbā)",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "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 symbols",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "No., number"
      ],
      "id": "en-№-ja-symbol-H-ftg76A",
      "links": [
        [
          "No.",
          "No."
        ],
        [
          "number",
          "number"
        ]
      ]
    }
  ],
  "word": "№"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "fr",
        "3": "numéro"
      },
      "expansion": "French numéro",
      "name": "bor"
    },
    {
      "args": {
        "1": "ja",
        "2": "la",
        "3": "numerō",
        "pos": "ablative of <i class=\"Latn mention\" lang=\"la\">numerus</i>"
      },
      "expansion": "Latin numerō (ablative of numerus)",
      "name": "der"
    }
  ],
  "etymology_text": "Abbreviation of French numéro, from Latin numerō (ablative of numerus).",
  "forms": [
    {
      "form": "ナンバー, nanbā",
      "tags": [
        "katakana"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol",
        "cat2": "abbreviations",
        "tr": "ナンバー, nanbā"
      },
      "expansion": "№ • (ナンバー, nanbā)",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "Japanese abbreviations",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese symbols",
        "Japanese terms borrowed from French",
        "Japanese terms derived from French",
        "Japanese terms derived from Latin"
      ],
      "glosses": [
        "No., number"
      ],
      "links": [
        [
          "No.",
          "No."
        ],
        [
          "number",
          "number"
        ]
      ]
    }
  ],
  "word": "№"
}