"小一" meaning in Japanese

{
  "etymology_text": "From 小 (shō, abbreviation of 小学校: elementary school) + 一 (ichi, \"one,\" \"first\").",
  "forms": [
    {
      "form": "小一",
      "ruby": [
        [
          "小",
          "しょう"
        ],
        [
          "一",
          "いち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shōichi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しょういち"
      },
      "expansion": "小(しょう)一(いち) • (shōichi)",
      "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": [
        "first-year student of an elementary school"
      ],
      "id": "en-小一-ja-noun-XDs1BqQS",
      "related": [
        {
          "english": "nearly one hour",
          "roman": "koichijikan",
          "word": "小一時間"
        }
      ]
    }
  ],
  "word": "小一"
}

{
  "etymology_text": "From 小 (shō, abbreviation of 小学校: elementary school) + 一 (ichi, \"one,\" \"first\").",
  "forms": [
    {
      "form": "小一",
      "ruby": [
        [
          "小",
          "しょう"
        ],
        [
          "一",
          "いち"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shōichi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しょういち"
      },
      "expansion": "小(しょう)一(いち) • (shōichi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "english": "nearly one hour",
      "roman": "koichijikan",
      "word": "小一時間"
    }
  ],
  "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 with redundant sortkeys",
        "Japanese terms written with two Han script characters"
      ],
      "glosses": [
        "first-year student of an elementary school"
      ]
    }
  ],
  "word": "小一"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "小一"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "小一",
  "trace": ""
}