"平手裏剣" meaning in Japanese

{
  "forms": [
    {
      "form": "平手裏剣",
      "ruby": [
        [
          "平",
          "ひら"
        ],
        [
          "手",
          "しゅ"
        ],
        [
          "裏",
          "り"
        ],
        [
          "剣",
          "けん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hira shuriken",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ひら しゅりけん"
      },
      "expansion": "平(ひら)手(しゅ)裏(り)剣(けん) • (hira shuriken)",
      "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 redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A flat shuriken; also known as throwing stars or ninja stars."
      ],
      "id": "en-平手裏剣-ja-noun-vcwnZtDr",
      "links": [
        [
          "flat",
          "flat"
        ],
        [
          "shuriken",
          "shuriken"
        ],
        [
          "throwing star",
          "throwing star"
        ],
        [
          "ninja star",
          "ninja star"
        ]
      ]
    }
  ],
  "word": "平手裏剣"
}

{
  "forms": [
    {
      "form": "平手裏剣",
      "ruby": [
        [
          "平",
          "ひら"
        ],
        [
          "手",
          "しゅ"
        ],
        [
          "裏",
          "り"
        ],
        [
          "剣",
          "けん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hira shuriken",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ひら しゅりけん"
      },
      "expansion": "平(ひら)手(しゅ)裏(り)剣(けん) • (hira shuriken)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms spelled with sixth grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with four Han script characters"
      ],
      "glosses": [
        "A flat shuriken; also known as throwing stars or ninja stars."
      ],
      "links": [
        [
          "flat",
          "flat"
        ],
        [
          "shuriken",
          "shuriken"
        ],
        [
          "throwing star",
          "throwing star"
        ],
        [
          "ninja star",
          "ninja star"
        ]
      ]
    }
  ],
  "word": "平手裏剣"
}

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