"ポルカ" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "cs",
        "3": "polka"
      },
      "expansion": "Czech polka",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Czech polka.",
  "forms": [
    {
      "form": "poruka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ポルカ • (poruka)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese katakana",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Dances",
          "orig": "ja:Dances",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Music",
          "orig": "ja:Music",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "polka"
      ],
      "id": "en-ポルカ-ja-noun-g39CHNaF",
      "links": [
        [
          "polka",
          "polka"
        ]
      ]
    }
  ],
  "word": "ポルカ"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "cs",
        "3": "polka"
      },
      "expansion": "Czech polka",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Czech polka.",
  "forms": [
    {
      "form": "poruka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ポルカ • (poruka)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese katakana",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms borrowed from Czech",
        "Japanese terms derived from Czech",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries",
        "ja:Dances",
        "ja:Music"
      ],
      "glosses": [
        "polka"
      ],
      "links": [
        [
          "polka",
          "polka"
        ]
      ]
    }
  ],
  "word": "ポルカ"
}