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Nagaoka International Corporation logo

Nagaoka International Corporation

6239.T

JPXIndustrialsIndustrial - Pollution & Treatment Controls

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Latest quote

¥1,386

+¥6.00 · +0.43%

Aug 24, 1:22 PM JST

6239.T company overview

Regular session · JST · Market data may be delayed.

Company profile

Company website

Established in Osaka, Japan, in 1934, Nagaoka International Corporation is a subsidiary of HAMADA Co., Ltd. The company specializes in the global development and sale of water intake and treatment systems, as well as advanced screen internals, primarily serving the oil refining and petrochemical sectors. Its offerings include specialized internal screens for oil refining, petrochemical processing, and chemical fertilizer complexes. Additionally, Nagaoka provides water intake screens for various applications, such as groundwater extraction, municipal water supply, industrial uses, farming, and fish farms. The company also markets proprietary solutions, including "CHEMILES," a groundwater treatment, and "AERSYS," an energy-efficient aeration system.

Industry
Industrial - Pollution & Treatment Controls
Sector
Industrials
Headquarters
JP
CEO
Yasuhisa Umezu
Listed since
Jun 29, 2015
Employees
223

Market position

Day range

Current ¥1,386

52-week range

Current ¥1,386

Open
¥1,388
Previous close
¥1,380
Volume
2.7K
0.21× average
Average volume
12.59K
Average daily volume
Market cap
9.65B JPY
Beta
-0.08
Market reference 1
50-day average
¥1,348.76
+2.76% above average
200-day average
¥1,427.91
-2.94% below average

Financials

Financial snapshot

Latest / TTM

Valuation & yield

Enterprise value
6.3B JPY
P/E (TTM)
29.41×
P/B (TTM)
1.21×
P/S (TTM)
1.29×
EV / EBITDA
9.74×
Earnings yield
3.57%
Free cash flow yield
7.61%
Dividend yield
2.53%

Profitability & efficiency

Gross margin
37.20%
Operating margin
6.69%
Net margin
4.39%
Return on equity
4.12%
Return on assets
3.12%
Return on invested capital
3.12%

Financial health

Debt / equity
0.04×
Current ratio
3.45×

Financial statements

Margin trends

Profitability as a percentage of reported revenue.

Gross marginOperating marginNet margin
Gross, operating, and net margin trends45%30%15%1%Gross margin, FY2021: 35.60%Gross margin, FY2022: 35.37%Gross margin, FY2023: 39.35%Gross margin, FY2024: 41.19%Gross margin, FY2025: 37.20%Operating margin, FY2021: 12.44%Operating margin, FY2022: 16.09%Operating margin, FY2023: 17.70%Operating margin, FY2024: 17.04%Operating margin, FY2025: 6.69%Net margin, FY2021: 12.56%Net margin, FY2022: 10.65%Net margin, FY2023: 12.11%Net margin, FY2024: 10.88%Net margin, FY2025: 4.39%FY2021FY2022FY2023FY2024FY2025
Gross margin FY2021 35.60%. Gross margin FY2022 35.37%. Gross margin FY2023 39.35%. Gross margin FY2024 41.19%. Gross margin FY2025 37.20%. Operating margin FY2021 12.44%. Operating margin FY2022 16.09%. Operating margin FY2023 17.70%. Operating margin FY2024 17.04%. Operating margin FY2025 6.69%. Net margin FY2021 12.56%. Net margin FY2022 10.65%. Net margin FY2023 12.11%. Net margin FY2024 10.88%. Net margin FY2025 4.39%.

Income trends

Revenue

7.47B JPY-16.25%

Operating income

499.53M JPY-67.13%

Net income

327.97M JPY-66.20%
Income trends across reported periods10.42B JPY6.75B JPY3.08B JPY−589.78M JPYRevenue, FY2021: 6.33B JPYRevenue, FY2022: 8.15B JPYRevenue, FY2023: 9.51B JPYRevenue, FY2024: 8.92B JPYRevenue, FY2025: 7.47B JPYOperating income, FY2021: 787.09M JPYOperating income, FY2022: 1.31B JPYOperating income, FY2023: 1.68B JPYOperating income, FY2024: 1.52B JPYOperating income, FY2025: 499.53M JPYNet income, FY2021: 795.03M JPYNet income, FY2022: 867.38M JPYNet income, FY2023: 1.15B JPYNet income, FY2024: 970.37M JPYNet income, FY2025: 327.97M JPYFY2021FY2022FY2023FY2024FY2025
Revenue FY2021 6.33B JPY. Revenue FY2022 8.15B JPY. Revenue FY2023 9.51B JPY. Revenue FY2024 8.92B JPY. Revenue FY2025 7.47B JPY. Operating income FY2021 787.09M JPY. Operating income FY2022 1.31B JPY. Operating income FY2023 1.68B JPY. Operating income FY2024 1.52B JPY. Operating income FY2025 499.53M JPY. Net income FY2021 795.03M JPY. Net income FY2022 867.38M JPY. Net income FY2023 1.15B JPY. Net income FY2024 970.37M JPY. Net income FY2025 327.97M JPY.
Metric (JPY)FY2025FY2024FY2023FY2022FY2021
Revenue7.47B JPY8.92B JPY9.51B JPY8.15B JPY6.33B JPY
Cost of goods sold4.69B JPY5.24B JPY5.77B JPY5.27B JPY4.08B JPY
Gross profit2.78B JPY3.67B JPY3.74B JPY2.88B JPY2.25B JPY
Research and development—61.37M JPY37.51M JPY34.8M JPY23.55M JPY
Selling, general, and administrative2.28B JPY2.09B JPY2.02B JPY1.54B JPY1.44B JPY
Operating expenses2.28B JPY2.15B JPY2.06B JPY1.57B JPY1.47B JPY
Interest income9.64M JPY12.03M JPY8.34M JPY4.53M JPY11.57M JPY
Interest expense8.61M JPY5.53M JPY17.57M JPY32.09M JPY26.49M JPY
Depreciation and amortization147.02M JPY162.71M JPY173.83M JPY225.04M JPY202.62M JPY
Operating income499.53M JPY1.52B JPY1.68B JPY1.31B JPY787.09M JPY
Net income327.97M JPY970.37M JPY1.15B JPY867.38M JPY795.03M JPY

Company facts updated Aug 24, 2026.

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ETFs holding 6239.T

Funds reporting this stock among their holdings, ordered by reported position size.

Militia Long/Short Equity ETF logoMilitia Long/Short Equity ETFORR
Market value
290K
Weight
0.08%
AUM
138.61M USD
Expense ratio
14.19%
Price / 1D
$38.75+0.16%

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