"往々にして" meaning in Japanese

{
  "forms": [
    {
      "form": "往々にして",
      "ruby": [
        [
          "往",
          "おう"
        ],
        [
          "々",
          "おう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ōō ni shite",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "wawaunisite",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "わうわうにして",
      "roman": "wawaunisite",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "adverb",
        "2": "おうおう に して",
        "head": "往々にして",
        "hhira": "わうわうにして"
      },
      "expansion": "往(おう)々(おう)にして • (ōō ni shite) ^(←わうわうにして (wawaunisite)?)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "adv",
  "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 alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "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 non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "sometimes"
      ],
      "id": "en-往々にして-ja-adv-KOXAZgVa",
      "links": [
        [
          "sometimes",
          "sometimes"
        ]
      ],
      "related": [
        {
          "roman": "eteshite",
          "ruby": [
            [
              "得",
              "え"
            ]
          ],
          "word": "得てして"
        }
      ],
      "synonyms": [
        {
          "roman": "ōō ni",
          "ruby": [
            [
              "往々",
              "おうおう"
            ]
          ],
          "word": "往々に"
        },
        {
          "roman": "ōō",
          "ruby": [
            [
              "往々",
              "おうおう"
            ]
          ],
          "word": "往々"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "おーおーにして"
    },
    {
      "ipa": "[o̞ːo̞ː ɲ̟i ɕite̞]"
    }
  ],
  "word": "往々にして"
}

{
  "forms": [
    {
      "form": "往々にして",
      "ruby": [
        [
          "往",
          "おう"
        ],
        [
          "々",
          "おう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ōō ni shite",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "wawaunisite",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "わうわうにして",
      "roman": "wawaunisite",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "adverb",
        "2": "おうおう に して",
        "head": "往々にして",
        "hhira": "わうわうにして"
      },
      "expansion": "往(おう)々(おう)にして • (ōō ni shite) ^(←わうわうにして (wawaunisite)?)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "adv",
  "related": [
    {
      "roman": "eteshite",
      "ruby": [
        [
          "得",
          "え"
        ]
      ],
      "word": "得てして"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese adverbs",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese terms spelled with fifth grade kanji",
        "Japanese terms spelled with hyōgaiji kanji",
        "Japanese terms spelled with 々",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters"
      ],
      "glosses": [
        "sometimes"
      ],
      "links": [
        [
          "sometimes",
          "sometimes"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "おーおーにして"
    },
    {
      "ipa": "[o̞ːo̞ː ɲ̟i ɕite̞]"
    }
  ],
  "synonyms": [
    {
      "roman": "ōō ni",
      "ruby": [
        [
          "往々",
          "おうおう"
        ]
      ],
      "word": "往々に"
    },
    {
      "roman": "ōō",
      "ruby": [
        [
          "往々",
          "おうおう"
        ]
      ],
      "word": "往々"
    }
  ],
  "word": "往々にして"
}

{
  "called_from": "parser/304",
  "msg": "HTML tag <span> not properly closed",
  "path": [
    "往々にして"
  ],
  "section": "Japanese",
  "subsection": "adverb",
  "title": "往々にして",
  "trace": "started on line 2, detected on line 2"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "往々にして"
  ],
  "section": "Japanese",
  "subsection": "adverb",
  "title": "往々にして",
  "trace": ""
}