"一眼二足三胆四力" meaning in Japanese

{
  "forms": [
    {
      "form": "一眼二足三胆四力",
      "ruby": [
        [
          "一",
          "いち"
        ],
        [
          "眼",
          "がん"
        ],
        [
          "二",
          "に"
        ],
        [
          "足",
          "そく"
        ],
        [
          "三",
          "さん"
        ],
        [
          "胆",
          "たん"
        ],
        [
          "四",
          "し"
        ],
        [
          "力",
          "りき"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ichigan nisoku santan shiriki",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "いちがん にそく さんたん しりき"
      },
      "expansion": "一(いち)眼(がん)二(に)足(そく)三(さん)胆(たん)四(し)力(りき) • (ichigan nisoku santan shiriki)",
      "name": "ja-phrase"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "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"
        }
      ],
      "glosses": [
        "\"first, eyes, second, feet, third, courage, fourth, power\". The essentials of [kendo] in descending order of importance"
      ],
      "id": "en-一眼二足三胆四力-ja-phrase-lLPKjpio",
      "links": [
        [
          "essentials",
          "essentials"
        ],
        [
          "descending",
          "descending"
        ],
        [
          "order",
          "order"
        ],
        [
          "importance",
          "importance"
        ]
      ],
      "qualifier": "lit. one eye; two legs/feet; three courage; four power; lit. one eye; two legs/feet; three courage; four power",
      "raw_glosses": [
        "(lit. one eye, two legs/feet, three courage, four power) \"first, eyes, second, feet, third, courage, fourth, power\". The essentials of [kendo] in descending order of importance"
      ]
    }
  ],
  "word": "一眼二足三胆四力"
}

{
  "forms": [
    {
      "form": "一眼二足三胆四力",
      "ruby": [
        [
          "一",
          "いち"
        ],
        [
          "眼",
          "がん"
        ],
        [
          "二",
          "に"
        ],
        [
          "足",
          "そく"
        ],
        [
          "三",
          "さん"
        ],
        [
          "胆",
          "たん"
        ],
        [
          "四",
          "し"
        ],
        [
          "力",
          "りき"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ichigan nisoku santan shiriki",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "いちがん にそく さんたん しりき"
      },
      "expansion": "一(いち)眼(がん)二(に)足(そく)三(さん)胆(たん)四(し)力(りき) • (ichigan nisoku santan shiriki)",
      "name": "ja-phrase"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese phrases",
        "Japanese terms spelled with fifth grade kanji",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with eight Han script characters"
      ],
      "glosses": [
        "\"first, eyes, second, feet, third, courage, fourth, power\". The essentials of [kendo] in descending order of importance"
      ],
      "links": [
        [
          "essentials",
          "essentials"
        ],
        [
          "descending",
          "descending"
        ],
        [
          "order",
          "order"
        ],
        [
          "importance",
          "importance"
        ]
      ],
      "qualifier": "lit. one eye; two legs/feet; three courage; four power; lit. one eye; two legs/feet; three courage; four power",
      "raw_glosses": [
        "(lit. one eye, two legs/feet, three courage, four power) \"first, eyes, second, feet, third, courage, fourth, power\". The essentials of [kendo] in descending order of importance"
      ]
    }
  ],
  "word": "一眼二足三胆四力"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "一眼二足三胆四力"
  ],
  "section": "Japanese",
  "subsection": "phrase",
  "title": "一眼二足三胆四力",
  "trace": ""
}