6403
SUIDO KIKO KAISHA,LTD
水道機工株式会社
Machinery
Suido Kiko Kaisha, Ltd. engages in manufacture, installation, and sale of machinery and water treatment equipment in Japan and internationally. It offers various water treatment equipment, such as water generators and purifiers, indicator controllers, automatic valves, and digital residual chlorine measurement devices. The company also engages in the design and construction of water treatment, waterworks and industrial water supply, sewerage and small scale sewage treatment, industrial water and wastewater treatment, rural community water and sewerage, sludge reclamation, and sanitary landfill leachate treatment plants; design, manufacture, and sale of water treatment facility equipment and devices; operation, maintenance, and management of water treatment plants and facilities; and production and sale of industrial and chemical agents. In addition, it provides water quality inspection analysis and worker dispatching services. The company was incorporated in 1936 and is headquartered in Tokyo, Japan. Suido Kiko Kaisha, Ltd. operates as a subsidiary of Toray Industries, Inc.
Read more
← Companies
Overview
Filings & Signals
Ownership
Financials
▾ Collapse Charts
Income Statement
Balance Sheet
Cash Flow
Ratios & Per Share
Metric
FY 2025
TDnet
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Net Sales
¥31.2B
¥26.0B
¥21.6B
¥21.9B
¥22.7B
Cost of Sales
¥23.5B
¥19.9B
¥17.3B
¥17.7B
¥18.3B
Gross Profit
¥7.7B
¥6.1B
¥4.4B
¥4.2B
¥4.3B
SG&A
¥5.6B
¥4.6B
¥3.9B
¥3.5B
¥3.3B
Operating Income
¥2.0B
¥1.5B
¥450M
¥761M
¥1.1B
Non-Operating Income
¥523M
¥86M
¥304M
¥253M
¥31M
Dividend Income
—
¥26M
¥20M
¥21M
¥18M
Interest Income
—
¥47M
¥56M
¥26M
¥0M
Non-Operating Expenses
—
¥189M
¥93M
¥606M
¥938M
Interest Expense
—
¥8M
¥1M
¥0M
¥3M
Ordinary Income
¥2.5B
¥1.4B
¥661M
¥409M
¥163M
Pre-tax Income
¥1.5B
¥1.4B
¥661M
¥423M
¥163M
Income Taxes
¥255M
¥957M
¥293M
¥149M
¥124M
Current Tax
—
¥545M
¥237M
¥407M
¥399M
Deferred Tax
—
¥411M
¥56M
¥-257M
¥-274M
Net Income (owners)
¥1.2B
¥427M
¥367M
¥273M
¥39M
Comprehensive Income
—
¥445M
¥496M
¥221M
¥100M
EBITDA
¥2.2B
¥1.7B
¥606M
¥895M
¥1.2B
EPS
¥286.86
¥99.75
¥85.74
¥63.86
¥9.16
Shares Outstanding
—
4.3M
4.3M
4.3M
4.3M
Shares Issued (total)
—
4.3M
4.3M
4.3M
4.3M
Treasury Shares
—
0.0M
0.0M
0.0M
0.0M
Metric
FY 2025
TDnet
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Total Assets
¥30.8B
¥26.1B
¥24.1B
¥21.2B
¥21.8B
Current Assets
¥24.7B
¥20.8B
¥17.7B
¥15.0B
¥17.0B
Cash & Deposits
¥5.8B
¥4.1B
¥1.9B
¥3.6B
¥5.5B
Trade Receivables
—
¥12.2B
¥14.1B
¥10.4B
¥10.1B
Non-Current Assets
¥6.0B
¥5.3B
¥6.5B
¥6.2B
¥4.8B
PP&E
¥2.3B
¥2.2B
¥2.1B
¥2.1B
¥2.1B
Intangible Assets
—
¥209M
¥266M
¥210M
¥131M
Investment Securities
¥2.1B
¥1.5B
¥2.3B
¥2.0B
¥982M
Deferred Tax Assets
—
¥1.2B
¥1.6B
¥1.7B
¥1.5B
Total Liabilities
¥19.0B
¥15.9B
¥14.1B
¥11.5B
¥12.0B
Current Liabilities
¥16.6B
¥13.2B
¥10.6B
¥7.3B
¥8.5B
Accounts Payable
—
¥3.1B
¥3.6B
¥2.6B
¥3.3B
ST Debt
¥3.5B
¥2.0B
¥1.5B
—
—
Taxes Payable
—
¥481M
¥97M
¥241M
¥275M
Non-Current Liabilities
¥2.4B
¥2.7B
¥3.6B
¥4.2B
¥3.5B
Pension Obligations
—
¥2.4B
¥2.6B
¥2.7B
¥2.5B
Deferred Tax Liab.
—
¥2M
¥3M
¥2M
¥0M
Total Equity
¥11.7B
¥10.2B
¥10.0B
¥9.7B
¥9.7B
Capital Stock
—
¥1.9B
¥1.9B
¥1.9B
¥1.9B
Capital Surplus
—
¥1.5B
¥1.5B
¥1.5B
¥1.5B
Retained Earnings
¥7.5B
¥6.4B
¥6.2B
¥6.1B
¥6.1B
Treasury Stock
—
¥-27M
¥-4M
¥-21M
¥-9M
AOCI
—
¥306M
¥289M
¥160M
¥213M
Equity (owners)
¥10.9B
¥9.9B
¥9.7B
¥9.6B
¥9.5B
Total Interest-Bearing Debt ⓘ
¥3.5B
¥2.0B
¥1.5B
—
—
Net Cash ⓘ
¥2.3B
¥2.2B
¥398M
¥3.6B
¥5.5B
NCAV ⓘ
¥5.7B
¥4.9B
¥3.5B
¥3.6B
¥5.0B
NCAV/Share
—
¥1,148
¥823
¥831
¥1,159
BV/Share
—
¥2,305
¥2,260
¥2,232
¥2,221
Metric
FY 2025
TDnet
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Operating CF
¥1.2B
¥2.8B
¥-2.0B
¥-593M
¥1.6B
Interest Paid
—
¥-8M
¥0M
¥0M
¥-3M
Interest Received
—
¥75M
¥69M
¥46M
¥16M
D&A
¥192M
¥173M
¥156M
¥134M
¥133M
Investing CF
¥-1.3B
¥-464M
¥-845M
¥-1.0B
¥-247M
CapEx
¥184M
¥159M
¥123M
¥98M
¥207M
Purchase Investments
—
¥-225M
—
¥-1.1B
¥-54M
Proceeds from Invest.
—
¥38M
¥17M
¥19M
—
Financing CF
¥1.3B
¥198M
¥1.3B
¥-269M
¥-769M
Dividends Paid
—
¥-236M
¥-235M
¥-235M
¥-235M
Share Buybacks
—
¥-39M
¥0M
¥-28M
¥0M
Free Cash Flow
¥990M
¥2.7B
¥-2.2B
¥-691M
¥1.4B
Net Change in Cash
—
¥2.7B
¥-1.6B
¥-1.9B
¥615M
Metric
FY 2025
TDnet
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
ROE
11.2%
4.2%
3.7%
2.8%
0.4%
ROA
4.3%
1.7%
1.6%
1.3%
0.2%
EPS
¥286.86
¥99.75
¥85.74
¥63.86
¥9.16
DPS
¥0.00
¥55.00
¥55.00
¥55.00
¥55.00
BPS
¥2,749.42
¥2,377.22
¥2,327.66
¥2,269.18
¥2,271.17
FCF/Share
—
¥627
¥-505
¥-161
¥333
NCAV/Share
—
¥1,148
¥823
¥831
¥1,159
Payout Ratio
0.0%
55.1%
64.1%
86.1%
600.4%
Event Timeline
S Shareholder
A Capital Signal
▾ Hide Chart
Large Shareholder Reports 9
Date Activist Stake Event Flag Demands Source
2026-03-31
Hikari Tsushin K.K.
—
exit
Passive
—
2026-03-30
Toray Industries, Inc.
85.76%
+34.76%
change
Passive
—
2026-02-12
Toray Industries, Inc.
22.05%
-28.95%
change
Passive
—
2026-02-12
Toray Industries, Inc.
29.24%
-21.76%
change
Passive
—
2026-02-12
Toray Industries, Inc.
51.0%
change
Passive
—
2026-02-12
Toray Industries, Inc.
51.0%
change
Passive
—
2025-09-29
Hikari Tsushin K.K.
5.1%
+0.07%
change
Passive
—
2025-09-02
Hikari Tsushin K.K.
5.03%
initial_5pct
Passive
—
2024-06-07
Simplex Asset Management Co., Ltd.
4.1%
change
Passive
—
Capital Allocation Signals 1
Date
Type
Amount
Summary
2026-05-07
16:30
Cancellation
—
5,340 treasury shares to be cancelled.
Summary
5,340 treasury shares to be cancelled.
Shares: 5,340
Source (JP)
株式の種類
当社普通株式
2. 消却する株式の数
5,340 株(消却前の発行済株式総数に対する割合 0.12%)
(注)小数点以下第三位を四捨五入しております。
3. 消却予定日
2026 年6月 25 日
(ご参考)
消却後の当社の発行済株式の総数は、4,290,62
Top 10 Shareholders
Ownership DNA
Cross-Holdings Tracker 7
#
Shareholder
Shares (thou.)
% of Total
1
東レ株式会社
2,191
51.17%
2
水道機工共栄会
186
4.36%
3
株式会社データベース
120
2.82%
4
MSIP CLIENT SECURITIES (常任代理人 モルガン・スタンレーMUFG証券株式会社)
118
2.77%
5
株式会社電業社機械製作所
93
2.18%
6
光通信株式会社
85
2.01%
7
The Master Trust Bank of Japan, Ltd. (Trust Account)
日本マスタートラスト信託銀行株式会社(信託口)
69
1.61%
8
株式会社品川鐵工場
68
1.61%
9
横手産業株式会社
54
1.27%
10
株式会社みずほ銀行 (常任代理人 株式会社日本カストディ銀行)
53
1.24%
Domestic Nominees
1.6%
+0.4% vs 2024
Trust bank custodians — GPIF, pensions, investment trusts
Foreign Custodians
0.0%
+0.0% vs 2024
Sub-custodians for foreign asset managers
Direct / Strategic
69.4%
+0.6% vs 2024
Named entities with disclosed investment intent
Shareholder
Trend
2023
2024
2025
東レ
51.18%
51.04%
51.17%
+0.13%
水道機工共栄会
3.95%
4.16%
4.36%
+0.20%
式会社データベース
2.82%
2.81%
2.82%
+0.01%
MSIP CLIENT SECURITIES
3.46%
3.45%
2.77%
-0.68%
式会社電業社機械製作所
2.18%
2.18%
2.18%
光通信
NEW ENTRY
0.94%
—
2.01%
NEW
式会社品川鐵工場
1.61%
1.60%
1.61%
+0.01%
日本マスタートラスト信託銀行
1.01%
1.17%
1.61%
+0.44%
横手産業
1.27%
1.27%
1.27%
みずほ銀行
1.41%
1.41%
1.24%
-0.17%
丸田 稔
last seen 2024
Exited Top 10
—
0.95%
—
Concentration (HHI)
ⓘ
2668
2655
2670
3 fiscal years · top-10 holders per year · >2,500 HHI = high concentration · entity-resolved
Portfolio Book Value
¥710M
+45% since 2023
Holdings
7
2 exited
Trend
1 building
vs 2023
Held Company
FY2025
¥710M total
FY2023
¥489M total
Book Val ¥M
Shares
Book Val ¥M
Shares
Dengyosha Machinery Manufacturing Co., Ltd.
㈱電業社機械製作所
294
70,600
220
70,600
M
nishikawa keisoku co.,ltd.
西川計測㈱
166
20,000
110
20,000
M
TOA CORPORATION
東亜建設工業㈱
103
+300.0%
↑
80,000
53
20,000
M
Nikkiso Co.
日機装㈱
76
60,000
56
60,000
M
Mizuho Financial Group, Inc.
㈱みずほフィナンシャルグループ
62
15,530
29
15,530
M
ORIGINAL ENGINEERING CONSULTANTS CO.,LTD
オリジナル設計㈱
9
6,500
5
6,500
M
譌・譛ャ陬ス邏呎ェ蠑丈シ夂、セ
㈱日本製紙
—
—
ROCK FIELD CO.,LTD.
㈱ロック・フィールド
—
−100%
Exit
—
8
5,245
NAKAMURAYA CO.,LTD.
㈱中村屋
—
−100%
Exit
—
8
2,651
Portfolio total
710
489
Book value in ¥M · ↓ reduced · ↑ increased vs prior year · M = mutual holding