"R-18G" meaning in All languages combined

{
  "forms": [
    {
      "form": "R-18G",
      "ruby": [
        [
          "R",
          "アール"
        ],
        [
          "1",
          "じゅう"
        ],
        [
          "8",
          "はち"
        ],
        [
          "G",
          "ジー"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "āru-jūhachi-jī",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "アール%-じゅう%はち%-ジー",
        "head": "R%-1%8%G"
      },
      "expansion": "R(アール)-1(じゅう)8(はち)G(ジー) • (āru-jūhachi-jī)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms written in foreign scripts",
          "parents": [
            "Terms written in foreign scripts",
            "Terms by orthographic property",
            "Terms by lexical property"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "alt": "āru-jūgo",
          "word": "R-15"
        },
        {
          "alt": "āru-jūhachi",
          "word": "R-18"
        }
      ],
      "glosses": [
        "restricted to those under 18 years of age, due to gore, scat, or other unpleasant topics"
      ],
      "id": "en-R-18G-ja-noun-kLzfb3FB",
      "links": [
        [
          "restricted",
          "restricted"
        ],
        [
          "gore",
          "gore"
        ],
        [
          "scat",
          "scat"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[a̠ːɾɯ̟ᵝʑɨᵝːha̠t͡ɕiʑiː]"
    }
  ],
  "word": "R-18G"
}

{
  "coordinate_terms": [
    {
      "alt": "āru-jūgo",
      "word": "R-15"
    },
    {
      "alt": "āru-jūhachi",
      "word": "R-18"
    }
  ],
  "forms": [
    {
      "form": "R-18G",
      "ruby": [
        [
          "R",
          "アール"
        ],
        [
          "1",
          "じゅう"
        ],
        [
          "8",
          "はち"
        ],
        [
          "G",
          "ジー"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "āru-jūhachi-jī",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "アール%-じゅう%はち%-ジー",
        "head": "R%-1%8%G"
      },
      "expansion": "R(アール)-1(じゅう)8(はち)G(ジー) • (āru-jūhachi-jī)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written in foreign scripts"
      ],
      "glosses": [
        "restricted to those under 18 years of age, due to gore, scat, or other unpleasant topics"
      ],
      "links": [
        [
          "restricted",
          "restricted"
        ],
        [
          "gore",
          "gore"
        ],
        [
          "scat",
          "scat"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[a̠ːɾɯ̟ᵝʑɨᵝːha̠t͡ɕiʑiː]"
    }
  ],
  "word": "R-18G"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "R-18G"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "R-18G",
  "trace": ""
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "R-18G"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "R-18G",
  "trace": ""
}