"ラス一" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "en",
        "3": "last"
      },
      "expansion": "English last",
      "name": "der"
    }
  ],
  "etymology_text": "From English last (ラスト (rasuto)) and 一 (ichi, “one”).",
  "forms": [
    {
      "form": "ラス一",
      "ruby": [
        [
          "一",
          "いち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "rasu-ichi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "らす-いち"
      },
      "expansion": "ラス一(いち) • (rasu-ichi)",
      "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 1 kanji",
          "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": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "last one remaining (as of an item at the store, etc.)"
      ],
      "id": "en-ラス一-ja-noun-YlWWHKGP",
      "links": [
        [
          "last",
          "last"
        ],
        [
          "one",
          "one"
        ],
        [
          "remaining",
          "remaining"
        ]
      ],
      "raw_glosses": [
        "(informal) last one remaining (as of an item at the store, etc.)"
      ],
      "synonyms": [
        {
          "roman": "saigo no hitotsu",
          "ruby": [
            [
              "最後",
              "さいご"
            ],
            [
              "一",
              "ひと"
            ]
          ],
          "word": "最後一つ"
        }
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɾa̠sɨit͡ɕi]"
    }
  ],
  "word": "ラス一"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "en",
        "3": "last"
      },
      "expansion": "English last",
      "name": "der"
    }
  ],
  "etymology_text": "From English last (ラスト (rasuto)) and 一 (ichi, “one”).",
  "forms": [
    {
      "form": "ラス一",
      "ruby": [
        [
          "一",
          "いち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "rasu-ichi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "らす-いち"
      },
      "expansion": "ラス一(いち) • (rasu-ichi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese informal terms",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms derived from English",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms with 1 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with multiple readings",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "last one remaining (as of an item at the store, etc.)"
      ],
      "links": [
        [
          "last",
          "last"
        ],
        [
          "one",
          "one"
        ],
        [
          "remaining",
          "remaining"
        ]
      ],
      "raw_glosses": [
        "(informal) last one remaining (as of an item at the store, etc.)"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɾa̠sɨit͡ɕi]"
    }
  ],
  "synonyms": [
    {
      "roman": "saigo no hitotsu",
      "ruby": [
        [
          "最後",
          "さいご"
        ],
        [
          "一",
          "ひと"
        ]
      ],
      "word": "最後一つ"
    }
  ],
  "word": "ラス一"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "ラス一"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "ラス一",
  "trace": ""
}