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Information & communications·Tokyo·101–300 employees

Oak Joho Systems Co., Ltd.

Japanese name: 株式会社オーク情報システム · English rendering · Corporate number 2010601027240 · 日本語

Oak Joho Systems Co., Ltd. (株式会社オーク情報システム), a information & communications employer in Tokyo with 101–300 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 14.5% of its managers are women (as of March 2026).

Women's advancement and leave

Women in management
14.5%
Median, same industry and size: 12.5%
Women's pay as % of men's, all
Not published
Median, same industry and size: 78.6%
Women's pay as % of men's, regular
Not published
Median, same industry and size: 80.0%
Women's pay as % of men's, non-regular
Not published
Median, same industry and size: 75.9%
Men taking childcare leave
Not published
Median, same industry and size: 80.0%

The pay figures compare women's average pay with men's, not pay for the same job. Data as of March 2026.

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Questions this page answers

What share of managers are women at Oak Joho Systems Co., Ltd.?
14.5%, as reported to MHLW's women's-advancement database (as of March 2026).

Japan Human Capital Data 2026

Every figure for about 36,000 unlisted employers and 3,789 listed companies at once: percentile ranks within each industry and size band, women among supervisors, ten-year retention by gender, women's leave uptake, and every foreign-owned subsidiary flagged with its parent. In a members' dashboard and as Excel and CSV.

What Professional includes

Source: Ministry of Health, Labour and Welfare, women's-advancement database (open data), as of 2026-10-06; figures are self-reported by each employer and checked for plausibility by The Hardest Market. 女性の活躍推進企業データベースオープンデータ（2026年10月6日時点）を加工して作成.