"⠐⠝" meaning in Japanese

{
  "forms": [
    {
      "form": "zu",
      "tags": [
        "Rōmaji"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "syllable",
        "3": "romaji",
        "4": "zu",
        "f1sc": "Latn"
      },
      "expansion": "⠐⠝ (romaji zu)",
      "name": "head"
    },
    {
      "args": {
        "1": "zu",
        "sc": "Brai"
      },
      "expansion": "⠐⠝ (romaji zu)",
      "name": "ja-syllable"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "syllable",
  "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 syllables in Braille script",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The hiragana syllable づ (zu) or the katakana syllable ヅ (zu) in Japanese braille."
      ],
      "id": "en-⠐⠝-ja-syllable-7zl7GZ8V",
      "links": [
        [
          "づ",
          "づ#Japanese"
        ],
        [
          "ヅ",
          "ヅ#Japanese"
        ]
      ]
    }
  ],
  "word": "⠐⠝"
}

{
  "forms": [
    {
      "form": "zu",
      "tags": [
        "Rōmaji"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "syllable",
        "3": "romaji",
        "4": "zu",
        "f1sc": "Latn"
      },
      "expansion": "⠐⠝ (romaji zu)",
      "name": "head"
    },
    {
      "args": {
        "1": "zu",
        "sc": "Brai"
      },
      "expansion": "⠐⠝ (romaji zu)",
      "name": "ja-syllable"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "syllable",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese syllables",
        "Japanese syllables in Braille script",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "The hiragana syllable づ (zu) or the katakana syllable ヅ (zu) in Japanese braille."
      ],
      "links": [
        [
          "づ",
          "づ#Japanese"
        ],
        [
          "ヅ",
          "ヅ#Japanese"
        ]
      ]
    }
  ],
  "word": "⠐⠝"
}