"↑" meaning in Japanese

{
  "antonyms": [
    {
      "word": "↓"
    }
  ],
  "derived": [
    {
      "_dis1": "0 0",
      "word": "20↑"
    },
    {
      "_dis1": "0 0",
      "word": "18↑"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol"
      },
      "expansion": "↑",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "_dis": "10 4 3 4 22 18 12 9 19",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "71 29",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "73 27",
          "kind": "other",
          "name": "Japanese symbols",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "72 28",
          "kind": "other",
          "name": "Japanese terms in nonstandard scripts",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Used to denote an unusually high intonation."
      ],
      "id": "en-↑-ja-symbol-wIybfkAo",
      "raw_glosses": [
        "(slang) Used to denote an unusually high intonation."
      ],
      "tags": [
        "slang"
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "english": "20+",
          "text": "20↑",
          "translation": "20+",
          "type": "example"
        }
      ],
      "glosses": [
        "\"Or more\"; used after a number to indicate that someone is that age or older."
      ],
      "id": "en-↑-ja-symbol-57xEmzqo",
      "raw_glosses": [
        "(informal) \"Or more\"; used after a number to indicate that someone is that age or older."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "↑"
}

{
  "antonyms": [
    {
      "word": "↓"
    }
  ],
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese symbols",
    "Japanese terms in nonstandard scripts",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "derived": [
    {
      "word": "20↑"
    },
    {
      "word": "18↑"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol"
      },
      "expansion": "↑",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "Japanese slang"
      ],
      "glosses": [
        "Used to denote an unusually high intonation."
      ],
      "raw_glosses": [
        "(slang) Used to denote an unusually high intonation."
      ],
      "tags": [
        "slang"
      ]
    },
    {
      "categories": [
        "Japanese informal terms",
        "Japanese terms with usage examples"
      ],
      "examples": [
        {
          "english": "20+",
          "text": "20↑",
          "translation": "20+",
          "type": "example"
        }
      ],
      "glosses": [
        "\"Or more\"; used after a number to indicate that someone is that age or older."
      ],
      "raw_glosses": [
        "(informal) \"Or more\"; used after a number to indicate that someone is that age or older."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "↑"
}