"ヺ" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Katakana en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lettres en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(XIXᵉ siècle) Composé de ヲ, wo et de ゛, créé par Fukuzawa Yukichi."
  ],
  "forms": [
    {
      "form": "vo",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "character",
  "pos_title": "Lettre",
  "related": [
    {
      "roman": "vo",
      "word": "ヴォ"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Termes désuets en japonais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Katakana pour la syllabe vo, \\bo\\."
      ],
      "id": "fr-ヺ-ja-character-uZclHofT",
      "tags": [
        "obsolete"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bo\\"
    }
  ],
  "tags": [
    "letter"
  ],
  "word": "ヺ"
}

{
  "categories": [
    "Compositions en japonais",
    "Katakana en japonais",
    "Lettres en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "(XIXᵉ siècle) Composé de ヲ, wo et de ゛, créé par Fukuzawa Yukichi."
  ],
  "forms": [
    {
      "form": "vo",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "character",
  "pos_title": "Lettre",
  "related": [
    {
      "roman": "vo",
      "word": "ヴォ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Termes désuets en japonais"
      ],
      "glosses": [
        "Katakana pour la syllabe vo, \\bo\\."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bo\\"
    }
  ],
  "tags": [
    "letter"
  ],
  "word": "ヺ"
}