"gaijin card" meaning in English

{
  "forms": [
    {
      "form": "gaijin cards",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gaijin card (plural gaijin cards)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An identity card given to aliens who were resident in Japan, in use until 2012."
      ],
      "id": "en-gaijin_card-en-noun-9dl7e4kZ",
      "links": [
        [
          "identity card",
          "identity card"
        ],
        [
          "alien",
          "alien"
        ],
        [
          "resident",
          "resident"
        ],
        [
          "Japan",
          "Japan"
        ]
      ],
      "raw_glosses": [
        "(informal, historical) An identity card given to aliens who were resident in Japan, in use until 2012."
      ],
      "tags": [
        "historical",
        "informal"
      ],
      "wikipedia": [
        "Alien registration in Japan"
      ]
    }
  ],
  "word": "gaijin card"
}

{
  "forms": [
    {
      "form": "gaijin cards",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gaijin card (plural gaijin cards)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with historical senses"
      ],
      "glosses": [
        "An identity card given to aliens who were resident in Japan, in use until 2012."
      ],
      "links": [
        [
          "identity card",
          "identity card"
        ],
        [
          "alien",
          "alien"
        ],
        [
          "resident",
          "resident"
        ],
        [
          "Japan",
          "Japan"
        ]
      ],
      "raw_glosses": [
        "(informal, historical) An identity card given to aliens who were resident in Japan, in use until 2012."
      ],
      "tags": [
        "historical",
        "informal"
      ],
      "wikipedia": [
        "Alien registration in Japan"
      ]
    }
  ],
  "word": "gaijin card"
}