TSE STANDARD · 6356 · FY end MAR日本ギア工業株式会社
NIPPON GEAR CO., LTD.
Critical valve actuators and gears, followed by decades of inspection, diagnostics, parts and repair.
Last Close
¥1,299Aug 21, 2026
−41.0% from March peak close
Market Cap / EV
¥18.49bn
EV ¥11.73bn
EV / OP · FY03/27
4.69x
trailing 4.77x
ROCE · trailing
17.3%
three-year 16.8–19.4%
OP Margin · group
24.9%
service 32.5%
Net Cash / Market Cap
36.6%
Seiwa controls 39.7%
INTRODUCTION

Nippon Gear keeps critical valves moving for decades

Nippon Gear makes the machinery that moves other machinery. Its best-known product is a valve actuator: a motor and gearbox that opens, closes or positions a valve. In a power station, refinery, chemical plant or water facility, that movement controls the flow of steam, fuel, chemicals or water. The actuator is physically small beside the plant around it, but the valve may be unable to do its job without it.

The company also makes jacks, speed reducers and custom gears. These are engineered products sold into demanding industrial applications. Nippon Gear’s product segment generated ¥7.51 billion of revenue in FY03/26, equal to 76% of the company total.

The more interesting business begins after the equipment has been installed. Nippon Gear reports a second segment that maintains gear devices and products the company previously sold. That segment produced ¥2.37 billion of revenue and ¥771 million of OP in FY03/26. It earned a 32.5% margin and contributed 31.4% of company OP on 24.0% of revenue.03

Nippon Gear is a manufacturer with a high-margin service business already sitting inside its accounts. It is also a company whose product margin has risen from 1.1% to more than 22% in four years. At the August 21 close of ¥1,299, the operating business is valued at 4.69x FY03/27 guided OP after subtracting net cash.

The stock has already discovered the business once

The earnings re-rating was real. Nuclear-policy enthusiasm then carried the stock beyond company-specific evidence.

6356 vs TOPIX · 24 months · daily candles + volume
Peak close ¥2,200 · Mar 9Post-peak low close ¥1,177 · Apr 7Close ¥1,299
Nippon Gear60-day SMATOPIX rebasedVolume
¥534

The shares still priced Nippon Gear as a low-return machinery maker.

¥850

Product economics had improved enough for the market to change its view.

¥1,337

Reports of nuclear projects in the next U.S.-investment package ignited the theme.

¥1,299

Forty-one percent below the peak close, yet 143.3% above two years earlier.

Nippon Gear closed at ¥534 on July 31, 2024. The shares remained below ¥500 through much of the following year even as the product business became steadily more profitable. Recognition began during FY03/26. The stock was ¥466 when Nippon Gear released its FY03/25 results on May 13, 2025. By July 31 it had reached ¥629, and it closed at ¥850 when the FY03/26 first-half result was released on October 31.

The next break had a clear catalyst, but it was a policy theme rather than a Nippon Gear order. On February 19, reporting said nuclear plants and next-generation reactors were being considered for the second batch of Japan’s U.S.-investment package. Nippon Gear closed limit-up at ¥1,092, up 15.9%, and rose another 22.4% to ¥1,337 on February 20.11 The shares kept climbing and reached a peak close of ¥2,200 on March 9.

The policy signal was real. A March 19 joint announcement later confirmed up to $40 billion of GE Vernova Hitachi small-modular-reactor projects in Tennessee and Alabama. It did not name Nippon Gear or attribute any project revenue to the company.12 The peak therefore contained a large company-specific inference that had not yet become disclosed earnings. The stock fell to a post-peak closing low of ¥1,177 on April 7.

The business did not fall with the share price. FY03/26 OP reached ¥2.46 billion, 16.7% above FY03/25. FY03/27 first-quarter orders then rose 12.1% year on year, and backlog reached ¥7.50 billion at June 30.04 Nippon Gear is no longer undiscovered, but the current price is no longer asking investors to believe the enthusiasm embedded in ¥2,200. It is asking whether the improved earnings are durable and whether shareholders will receive the value accumulating on the balance sheet.

The sale is the beginning, not the end

A product sold today can become an inspection, parts and repair relationship lasting 30 to 50 years.

The installed-base service loop
01Sell a critical actuatorA new unit enters a power or industrial plant.
02Build the installed baseMore than 300,000 electric actuators produced cumulatively.
03Inspect and diagnoseMAC, eMAC and MOVDAS identify wear and operating problems.
04Repair, supply parts, convertOEM parts and maker knowledge preserve reliability.
05Extend operating lifeLonger life creates more years of service opportunity.
30–50 yearsmaintained product life
¥2.37bnFY03/26 service revenue
32.5%service OP margin
31.4%share of company OP

Nippon Gear says an ordinary product may last 10 to 20 years. With continued maintenance, its equipment can operate for 30 to 50 years.01 The longer life does not remove demand. It changes demand from replacement into inspection, diagnostics, parts, repair and conversion.

An actuator contains mechanical parts, lubricants, seals and electrical components. Those elements age while the plant remains in service. The owner can postpone preventive work, but postponement does not stop physical wear. The equipment eventually has to be serviced, replaced or retired with the plant.

Nippon Gear is well placed to perform that work. It operates service offices in or near major plants. It supplies OEM parts and offers tiered inspections, repair, performance testing and conversion.02 The reported service segment proves that this loop produces ordinary earnings. It does not tell us the service attach rate, the renewal rate or the number of active units by vintage. Those figures would make the business easier to model. They are not needed to establish that Nippon Gear already earns material profit from maintaining products it sold.

The maintenance need is unavoidable for critical equipment kept in operation. Nippon Gear’s share of that work is not guaranteed, because qualified independent providers and replacement equipment remain alternatives. The company’s installed base, OEM parts, diagnostic tools and local network make Nippon Gear the strongest existing claimant on the spend.

01
The operating question

Has the product business reset above a 20% margin?

The service segment was already attractive. The change in Nippon Gear’s earnings profile has come from products.

Product margin was 1.1% in FY03/22. It rose to 11.3% in FY03/23, 17.4% in FY03/24, 17.9% in FY03/25 and 22.4% in FY03/26. Product OP increased by ¥393 million in FY03/26, while service OP declined by ¥43 million. The product segment accounted for all of Nippon Gear’s company-level OP growth.03

FY03/26 revenue grew 3.4% year on year, but cost of sales fell 4.0%. Gross margin rose 4.0ppt from 44.6% to 48.6%, and OP rose 16.7%. Nippon Gear earned materially more from each yen of revenue.

The May 2024 plan set cumulative FY03/25–FY03/27 goals of ¥30.0 billion of revenue, ¥6.0 billion of OP and ¥4.0 billion of net income. Adding FY03/25 actual, FY03/26 actual and FY03/27 guidance gives ¥29.44 billion, ¥7.06 billion and ¥5.06 billion respectively. If guidance is achieved, cumulative revenue would finish 1.9% short of plan, while OP and net income would exceed their goals by 17.7% and 26.5%.05

FY03/27 first-quarter product margin held at 22.6%. Valve-actuator orders rose 16.6%, and total backlog increased 31.5% from March to ¥7.50 billion, equal to 75% of full-year sales guidance. The company has not disclosed when each order will ship or what margin it carries.

One accounting item also made the company growth rate look stronger: a pension actuarial difference swung by about ¥75 million year on year, explaining roughly two-thirds of the ¥117 million OP increase.04

The pension effect changes how we read the quarter. It does not explain a product margin that has risen for five consecutive fiscal years. The decisive evidence now is whether product margin remains near 20% as the backlog converts into revenue.

02
The ownership question

Who benefits from the balance sheet?

Nippon Gear had ¥6.83 billion of cash and only ¥63 million of interest-bearing debt at June 30, 2026. Net cash was ¥6.77 billion, equal to 36.6% of the company’s ¥18.49 billion market capitalization. The company also held ¥1.77 billion of investment securities.04

The operating company has earned the right to carry some cash. Nippon Gear is developing products, replacing equipment and building a heat-treatment facility. It also announced a ¥1.48 billion seismic project at the Fujisawa factory, scheduled to run through after December 2027.08 Those investments do not explain the full balance sheet. Nippon Gear generated ¥1.79 billion of FCF in FY03/26 after cash spending on tangible and intangible assets.

Shareholders received ¥10 per share, an 8.1% payout. We found no active buyback. Nippon Gear also owned 19 listed cross-shareholdings with an FY03/26 book value of ¥1.48 billion.

Control makes this more than a generic cash-allocation question. Seiwa holds 39.69% of voting rights and acts as an actuator sales agent. Nippon Gear President Haruo Terada13 is also a Seiwa director. Nippon Gear sold ¥1.23 billion of products through Seiwa in FY03/26.06

A formal cash range, a higher distribution framework, a buyback or a clear cross-holding reduction plan would make the value available to each share. Continued cash accumulation without those actions would leave the valuation discount understandable.

What the current price pays for

The sensitivity changes only the multiple on FY03/27 guided OP, then adds current net cash.

¥2.50bnguided OP×4x / 6x / 8xoperating multiple+¥6.77bnnet cash
4x guided OP
¥1,178
−9.3% vs close
6x guided OP
¥1,529
+17.7% vs close
8x guided OP
¥1,880
+44.7% vs close

At ¥1,299, Nippon Gear’s market capitalization is ¥18.49 billion. Subtracting ¥6.77 billion of net cash gives an EV of ¥11.73 billion. That is 4.69x the company’s FY03/27 OP forecast of ¥2.50 billion and 4.77x FY03/26 OP of ¥2.46 billion.

This is not an asset liquidation calculation. It does not add investment securities on top of net cash, and it gives no separate value to the installed-base service franchise. It shows the price investors are paying for disclosed earnings under the current capital structure.

Nippon Gear can create value in two independent ways. It can prove that product margins above 20% are durable as backlog converts. It can also make the balance sheet work harder for all shareholders. The first is an operating question. The second is a governance decision.

What investors should ask management

Show the service engine

Break service revenue into inspections, parts, repair and conversion, then disclose renewal or attach measures.

Explain the product margin

Separate price, mix, procurement, productivity and pension effects so investors can judge whether 20% is repeatable.

Connect capital to each share

State the intended cash range, shareholder-return framework and plan for listed cross-shareholdings.

The next result should be judged first on product margin as backlog moves through the factory, then on whether management connects growing financial capacity to per-share value.10

Sources

  1. Company guide and maintained product life
  2. Maintenance, diagnostics, OEM parts and repair
  3. FY03/26 results release · May 13, 2026
  4. FY03/27 first-quarter results · July 31, 2026
  5. Capital-cost response and three-year plan
  6. Controlling-shareholder disclosure · June 29, 2026
  7. FY03/26 annual securities report · EDINET
  8. Fujisawa factory seismic project
  9. Corporate profile and service network
  10. IR calendar
  11. 10:21 a.m. market report tying Nippon Gear's limit-up bid to the NHK reactor report · February 19, 2026
  12. Official Japan–U.S. announcement confirming SMR projects · March 19, 2026
  13. Official English company overview and president's name
About this publication

JII is an IR consultancy, not an investment adviser. This editorial profile uses public information to show how an investor may understand the company’s economics and disclosure. It is not a recommendation to buy, sell or hold any security. Prices, multiples and valuation sensitivities may change, and readers should verify current primary disclosures before making a decision.

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