"流行歌" meaning in Japanese

{
  "etymology_number": 1,
  "forms": [
    {
      "form": "流行歌",
      "ruby": [
        [
          "流",
          "りゅう"
        ],
        [
          "行",
          "こう"
        ],
        [
          "歌",
          "か"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ryūkōka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "りゅうこうか"
      },
      "expansion": "流(りゅう)行(こう)歌(か) • (ryūkōka)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Music",
          "orig": "ja:Music",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 3 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese terms with Nakadaka pitch accent (Tōkyō)",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "pop song"
      ],
      "id": "en-流行歌-ja-noun-ecdaS62p",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "pop song",
          "pop song"
        ]
      ],
      "raw_glosses": [
        "(music) pop song"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "sounds": [
    {
      "other": "りゅうこーか"
    },
    {
      "ipa": "[ɾʲɨːko̞ːka̠]"
    }
  ],
  "word": "流行歌"
}

{
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "soft-redirect",
  "redirects": [
    "流行り歌"
  ],
  "senses": [
    {
      "id": "en-流行歌-ja-soft-redirect-47DEQpj8",
      "tags": [
        "no-gloss"
      ]
    }
  ],
  "word": "流行歌"
}

{
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese links with redundant alt parameters",
    "Japanese links with redundant wikilinks",
    "Japanese nouns",
    "Japanese terms spelled with second grade kanji",
    "Japanese terms spelled with third grade kanji",
    "Japanese terms with 3 kanji",
    "Japanese terms with IPA pronunciation",
    "Japanese terms with Nakadaka pitch accent (Tōkyō)",
    "Japanese terms with multiple readings",
    "Japanese terms with redundant sortkeys",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_number": 1,
  "forms": [
    {
      "form": "流行歌",
      "ruby": [
        [
          "流",
          "りゅう"
        ],
        [
          "行",
          "こう"
        ],
        [
          "歌",
          "か"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ryūkōka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "りゅうこうか"
      },
      "expansion": "流(りゅう)行(こう)歌(か) • (ryūkōka)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "ja:Music"
      ],
      "glosses": [
        "pop song"
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "pop song",
          "pop song"
        ]
      ],
      "raw_glosses": [
        "(music) pop song"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "sounds": [
    {
      "other": "りゅうこーか"
    },
    {
      "ipa": "[ɾʲɨːko̞ːka̠]"
    }
  ],
  "word": "流行歌"
}

{
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "soft-redirect",
  "redirects": [
    "流行り歌"
  ],
  "senses": [
    {
      "tags": [
        "no-gloss"
      ]
    }
  ],
  "word": "流行歌"
}