"明るけりゃ月夜だと思う" meaning in Japanese

{
  "forms": [
    {
      "form": "明るけりゃ月夜だと思う",
      "ruby": [
        [
          "明",
          "あか"
        ],
        [
          "月",
          "つき"
        ],
        [
          "夜",
          "よ"
        ],
        [
          "思",
          "おも"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "akarukerya tsukiyo da to omou",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "あかるけりゃ つきよ だ と おも.う"
      },
      "expansion": "明(あか)るけりゃ月(つき)夜(よ)だと思(おも)う • (akarukerya tsukiyo da to omou)",
      "name": "ja-pos"
    }
  ],
  "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": [
        "to know only one aspect of a thing"
      ],
      "id": "en-明るけりゃ月夜だと思う-ja-phrase-CIIaYI~e",
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "明るけりゃ月夜だと思う"
}

{
  "forms": [
    {
      "form": "明るけりゃ月夜だと思う",
      "ruby": [
        [
          "明",
          "あか"
        ],
        [
          "月",
          "つき"
        ],
        [
          "夜",
          "よ"
        ],
        [
          "思",
          "おも"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "akarukerya tsukiyo da to omou",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "あかるけりゃ つきよ だ と おも.う"
      },
      "expansion": "明(あか)るけりゃ月(つき)夜(よ)だと思(おも)う • (akarukerya tsukiyo da to omou)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese idioms",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with four Han script characters"
      ],
      "glosses": [
        "to know only one aspect of a thing"
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "明るけりゃ月夜だと思う"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "明るけりゃ月夜だと思う"
  ],
  "section": "Japanese",
  "subsection": "idiom",
  "title": "明るけりゃ月夜だと思う",
  "trace": ""
}