"裏日本" meaning in Japanese

{
  "antonyms": [
    {
      "roman": "omote nihon",
      "ruby": [
        [
          "表",
          "おもて"
        ],
        [
          "日",
          "に"
        ],
        [
          "本",
          "ほん"
        ]
      ],
      "word": "表日本"
    }
  ],
  "forms": [
    {
      "form": "裏日本",
      "ruby": [
        [
          "裏",
          "うら"
        ],
        [
          "日",
          "に"
        ],
        [
          "本",
          "ほん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proper",
        "2": "うら にほん"
      },
      "expansion": "裏(うら)日(に)本(ほん) • (Ura Nihon)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "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 3 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with Nakadaka pitch accent (Tōkyō)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "part of Japan adjacent to Sea of Japan"
      ],
      "id": "en-裏日本-ja-name-B2fRa~kt",
      "links": [
        [
          "Japan",
          "Japan"
        ],
        [
          "Sea of Japan",
          "Sea of Japan"
        ]
      ],
      "raw_glosses": [
        "(sometimes offensive) part of Japan adjacent to Sea of Japan"
      ],
      "tags": [
        "offensive",
        "sometimes"
      ]
    }
  ],
  "sounds": [
    {
      "other": "うらにほん"
    },
    {
      "ipa": "[ɯ̟ɾa̠ɲ̟ihõ̞ɴ]"
    }
  ],
  "word": "裏日本"
}

{
  "antonyms": [
    {
      "roman": "omote nihon",
      "ruby": [
        [
          "表",
          "おもて"
        ],
        [
          "日",
          "に"
        ],
        [
          "本",
          "ほん"
        ]
      ],
      "word": "表日本"
    }
  ],
  "forms": [
    {
      "form": "裏日本",
      "ruby": [
        [
          "裏",
          "うら"
        ],
        [
          "日",
          "に"
        ],
        [
          "本",
          "ほん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proper",
        "2": "うら にほん"
      },
      "expansion": "裏(うら)日(に)本(ほん) • (Ura Nihon)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese proper nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with sixth grade kanji",
        "Japanese terms spelled with 日 read as に",
        "Japanese terms spelled with 本 read as ほん",
        "Japanese terms spelled with 裏 read as うら",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation with pitch accent",
        "Japanese terms with Nakadaka pitch accent (Tōkyō)",
        "Japanese terms with multiple readings",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "part of Japan adjacent to Sea of Japan"
      ],
      "links": [
        [
          "Japan",
          "Japan"
        ],
        [
          "Sea of Japan",
          "Sea of Japan"
        ]
      ],
      "raw_glosses": [
        "(sometimes offensive) part of Japan adjacent to Sea of Japan"
      ],
      "tags": [
        "offensive",
        "sometimes"
      ]
    }
  ],
  "sounds": [
    {
      "other": "うらにほん"
    },
    {
      "ipa": "[ɯ̟ɾa̠ɲ̟ihõ̞ɴ]"
    }
  ],
  "word": "裏日本"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: Ura Nihon",
  "path": [
    "裏日本"
  ],
  "section": "Japanese",
  "subsection": "proper noun",
  "title": "裏日本",
  "trace": ""
}