"(´・ω・`)" meaning in Japanese

{
  "etymology_text": "Originates from 2channel.",
  "forms": [
    {
      "form": "´・ω・`",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol",
        "head": "(´・ω・`)",
        "sort": "(´・ω・`)"
      },
      "expansion": "(´・ω・`)",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese emoticons",
          "parents": [],
          "source": "w"
        },
        {
          "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 symbols",
          "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": "Japanese terms written in multiple scripts",
          "parents": [
            "Terms written in multiple scripts",
            "Terms by orthographic property",
            "Terms by lexical property"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An emoticon representing downheartedness."
      ],
      "id": "en-(´・ω・`)-ja-symbol-OnKUeEbL",
      "links": [
        [
          "downheartedness",
          "downheartedness"
        ]
      ],
      "synonyms": [
        {
          "word": "（´・ω・｀）"
        }
      ],
      "wikipedia": [
        "2channel"
      ]
    }
  ],
  "word": "(´・ω・`)"
}

{
  "etymology_text": "Originates from 2channel.",
  "forms": [
    {
      "form": "´・ω・`",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ja",
        "2": "symbol",
        "head": "(´・ω・`)",
        "sort": "(´・ω・`)"
      },
      "expansion": "(´・ω・`)",
      "name": "head"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "Japanese 2channel slang",
        "Japanese emoticons",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese symbols",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms written in multiple scripts",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "An emoticon representing downheartedness."
      ],
      "links": [
        [
          "downheartedness",
          "downheartedness"
        ]
      ],
      "wikipedia": [
        "2channel"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "（´・ω・｀）"
    }
  ],
  "word": "(´・ω・`)"
}