# Koike Sanso Kogyo Co., Ltd. (6137) — Ownership, Board & Financials · Plover Analytics

> Koike Sanso Kogyo Co., Ltd. (小池酸素工業株式会社, 6137), Machinery. 19 cross-shareholdings, a board of 9 and 10 largest shareholders, as filed on EDINET for the year to March 2026.

Page: https://ploveranalytics.com/company.html?code=6137

## Koike Sanso Kogyo Co., Ltd.

Koike Sanso Kogyo Co., Ltd. (小池酸素工業株式会社, 6137), Machinery. 19 cross-shareholdings, a board of 9 and 10 largest shareholders, as filed on EDINET for the year to March 2026. EDINET filing S100YKGK, filed 2026-06-25. Source: company filings on EDINET (Financial Services Agency of Japan).

## Financial summary

_Five-year summary as filed, latest filing per fiscal year_

| Fiscal year end | Revenue (¥bn) | Profit (¥bn) | Total assets (¥bn) | EPS (¥) | DPS (¥) | Employees |
|---|---:|---:|---:|---:|---:|---:|
| 2022-03-31 | 41.8 | 1.0 | 59.9 | 47.86 | 60.00 | 1,034 |
| 2023-03-31 | 47.9 | 2.1 | 64.9 | 98.83 | 90.00 | 1,029 |
| 2024-03-31 | 51.4 | 3.1 | 73.5 | 145.59 | 200.00 | 1,034 |
| 2025-03-31 | 55.2 | 3.6 | 74.7 | 172.47 | 260.00 | 1,064 |
| 2026-03-31 | 55.6 | 3.5 | 79.1 | 164.04 | 50.00 | 1,085 |

Source: company filings on EDINET (Financial Services Agency of Japan). · JSON: https://ploveranalytics.com/api/v1/equity/financials/company/6137

## Cross-shareholdings

_Ten largest cross-shareholdings by book value, latest annual report_

| Company held | Shares | Book value (¥bn) | % of shares outstanding |
|---|---:|---:|---:|
| NIPPON SANSO HOLDINGS CORPORATION | 1,054,125 | 5.8 | 0.2 |
| The Chiba Bank, Ltd. | 529,876 | 1.1 | 0.1 |
| Mitsubishi UFJ Financial Group, Inc. | 391,300 | 1.0 | 0.0 |
| HOSHI IRYO-SANKI CO., LTD. | 99,658 | 0.5 | 3.2 |
| DAIHEN Corporation | 44,964 | 0.5 | 0.2 |
| Mebuki Financial Group,Inc. | 386,358 | 0.5 | 0.0 |
| Namura Shipbuilding Co.,Ltd. | 102,000 | 0.4 | 0.1 |
| IWATANI CORPORATION | 139,584 | 0.3 | 0.1 |
| Sumitomo Mitsui Trust Group, Inc. | 33,440 | 0.2 | 0.0 |
| Tokyo Kiraboshi Financial Group, Inc. | 12,679 | 0.1 | 0.0 |

% of shares outstanding: shares held ÷ (issuer's issued shares − treasury shares) × 100, both as filed, the denominator taken from the issuer's own annual securities report nearest the holding's fiscal year end

Source: company filings on EDINET (Financial Services Agency of Japan). · JSON: https://ploveranalytics.com/api/v1/equity/company/6137

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Every figure above is either as published by its source (official) or calculated by this platform with the formula stated beside it. Missing is shown as —, never as zero. Guidance for quoting: https://ploveranalytics.com/llms.txt