What FUKUSHIMA does

Fukushima Seisakusho Co., Ltd. is a Japan-based heavy machinery manufacturer founded in 1920 and headquartered in Fukushima City. The company operates as a wholly-owned subsidiary of UBE Machinery Co., Ltd., which is itself part of the UBE Corporation group, and employs approximately 180 people across a 51,886 square-meter production site. Its core product lines are grab buckets for material handling (with a stated 80% domestic market share and 3,500+ units delivered), hydroelectric power generation equipment, and marine deck machinery installed on 6,500+ vessels. The firm operates an engineering-to-order, one-stop manufacturing model covering forging, machining, assembly, and inspection, supported by ISO 9001, ISO 14001, and OHSAS 18001 certifications.

The company's commercial proposition rests on proprietary mechanical designs such as the energy-saving grab bucket (2005) and the single-rope grab bucket (2014), and on a global service station network spanning 11 office locations that supports an installed base across Japan, Asia, Europe, and the Americas. Customer end-markets are concentrated in utilities (hydroelectric generation), shipbuilders and ship operators (marine deck machinery), and port/industrial operators (grab buckets for bulk material handling). Revenue is generated primarily through direct equipment sales to engineering-procurement-construction contractors and shipyards, supplemented by aftermarket service and parts revenue tied to the long-lifecycle installed base.

Recent strategic activity has centered on a 2023 sales-division consolidation aimed at unifying customer-facing functions, the 2024 launch of the G.Checker diagnostic device extending the portfolio into digital condition monitoring, and a 2025 website renewal to upgrade the company's digital channel. There are no disclosed acquisitions, fundraising events, or geographic market entries during this period, and the company has not signaled material shifts away from its incumbent product strategy. The combined picture is of a mature, technically specialized industrial firm monetizing a long-cycle installed base through incremental product innovation and aftermarket expansion.

Name

FUKUSHIMA

Legal name

株式会社福島製作所

Website

https://fukusei.co.jp

Company type

Private

Founded year

1920

Operating status

Operating

Headcount range

101–250 employees

Short description

Fukushima Seisakusho Co., Ltd. is a 100+ year-old Japanese heavy machinery manufacturer producing grab buckets (80% domestic market share), hydroelectric power equipment, and marine deck machinery for utilities, shipbuilders, and industrial customers, operating as a wholly-owned subsidiary of UBE Machinery.

Ownership category

akta.pro rank

Product category

Heavy Industrial Machinery Manufacturing

NAICS

Overhead Traveling Crane, Hoist, and Monorail System Manufacturing (333923), Ship Building and Repairing (336611), Engine, Turbine, and Power Transmission Equipment Manufacturing (33361)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550), Construction Machinery & Equip (3531), Construction, Mining & Materials Handling Machinery & Equip (3530)

akta.pro primary industry

Cargo Handling & Lifting Equipment (Cranes, Derricks, Hoists) (IMAJAIAB)

akta.pro secondary industries

Heavy Lifting & Material Handling Infrastructure (Goliath Cranes, Jib Cranes, Hoists) (IMAJALAD), Piping, HVAC & Auxiliary Systems Repair (TLAKAKAH), Marine MRO Parts & Consumables Distribution (TLAKAOAJ)

Keywords

• Hydraulic grab buckets
• Marine deck machinery
• Hydroelectric power equipment
• Industrial machinery manufacturing
• Waste handling equipment

Headquarters

HQ city

Fukushima-shi

HQ country

Japan

HQ region

Asia

Offices10 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Grab Bucket Sales and Service: Manufacture and sale of hydraulic grab buckets for waste disposal facilities and ports, including after-sales service and maintenance. Major product line since 1967 with 80% domestic market share.
2. Deck Machinery Products: Production and service of deck machinery including windlasses, mooring winches, cargo gear, and towing/anchor handling winches for LNG vessels, tankers, container ships, and naval vessels.
3. Hydroelectric Power Equipment: Design, manufacturing, sales, and installation of hydroelectric power generation equipment including pressure oil devices, inlet valves, turbines, coolers, water supply/drainage systems, and electrical control systems. Business conducted since 1920s.
4. Marine Machinery Aftermarket Services: Parts supply, ship visit inspections, maintenance, modification and repair services for deck machinery on vessels worldwide. Also services competitors' products.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

FUKUSHIMA (Fukushima Seisakusho Co., Ltd.) manufactures and sells hydraulic grab buckets for waste incineration facilities and ports (holding 80% domestic market share with 3,500+ units delivered since 1967), marine deck machinery including windlasses, mooring winches, cargo cranes, and towing/anchor handling winches for LNG carriers, tankers, and naval vessels (installed on 6,500+ vessels), and hydroelectric power generation equipment (pressure oil devices, inlet valves, turbines, coolers, electrical control systems) for Japanese power utilities. The company also provides integrated one-stop manufacturing from casting and machining through assembly and inspection, plus aftermarket parts and on-site maintenance services globally.

Product overview

FUKUSHIMA is a comprehensive heavy machinery manufacturer offering four core product lines: (1) Grab Buckets for waste handling (with 80% domestic market share and 3,500+ units delivered since 1967), including hydraulic, energy-saving electric, diesel engine, and single-rope types; (2) Hydroelectric Power Equipment for design, manufacturing, and maintenance of turbines and control systems since the 1920s; (3) Marine Deck Machinery including windlasses, mooring winches, cargo cranes, and large towing/anchor handling winches serving 6,500+ vessels globally; and (4) One-Stop Manufacturing Services from casting and machining to assembly and inspection. The company also provides proprietary grab bucket diagnostic tools and environmental processing equipment.

Differentiator

Problem solved

Functional benefit

Products and services

• Grab Buckets (グラブバケット)
• Marine Deck Machinery (舶機サービス)
• Hydroelectric Power Equipment (電力事業)
• One-Stop Manufacturing Services (ワンストップ製造・品質)
• G.Checker Grab Bucket Diagnostic Device (G.Checker)
• Marine Machinery Aftermarket Services

Named customers10 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• 福島造機工業株式会社 (Fukushima Zoki Co., Ltd.)coreOthersSubsidiary company specializing in metal pressing and sheet metal fabrication. Located in Fukushima prefecture supporting Fukushima's manufacturing operations.
• Fuji Horiguchi Engineering Pte. Ltd. (Singapore)coreChannel Partner/ Reseller/ DistributorService station providing marine machinery service support in Singapore and Southeast Asia region.
• Middle East Fuji Engineering L.L.C. (UAE)coreChannel Partner/ Reseller/ DistributorService station providing marine machinery service support in Middle East region.
• Marine Tech Industries Ltd. (Canada)coreChannel Partner/ Reseller/ DistributorService station providing marine machinery service support in North America (Canada/West Coast).
• ISS Shipping India Pvt. Ltd.coreChannel Partner/ Reseller/ DistributorSales network partner providing marine machinery sales and service support in India.
• みずほ銀行 福島支店 (Mizuho Bank)minorOthersPrimary banking partner for corporate financial services.
• 東邦銀行 本店 (Toho Bank)minorOthersRegional banking partner based in Fukushima prefecture.

Scale indicators9 records

Recent moves4 records

Expansion highlights4 records

Broad incumbents

• Mitsui E&S Co., Ltd. Japanese shipbuilder and marine machinery manufacturer that also operates as a Fukushima customer (tanker deck machinery). Comparable as a Japanese marine equipment and shipbuilding player, though Mitsui E&S spans full ship construction while Fukushima focuses on specialized deck machinery components.
• Terex Corporation: American diversified manufacturer of lifting and material handling equipment including cranes, port equipment, and aerial work platforms. Comparable to Fukushima in heavy machinery for ports and bulk material handling, particularly relevant for grab bucket applications in waste and bulk cargo operations.
• Kawasaki Heavy Industries: Japanese diversified heavy machinery maker with marine equipment, shipbuilding, and energy systems divisions including hydraulic and winch systems for vessels. Comparable to Fukushima in marine machinery and hydroelectric turbine offerings, though at vastly greater scale and broader product breadth.
• IHI Corporation: Major Japanese heavy industrial manufacturer with marine machinery, deck equipment, and power systems divisions. Comparable to Fukushima as a Japanese supplier of marine and energy-related heavy equipment, though operating at significantly larger scale across many additional verticals (aerospace, infrastructure).
• Voith Hydro: German-based global leader in hydroelectric power generation equipment and services, including turbines, generators, and control systems. Comparable to Fukushima in hydroelectric power equipment and services, operating at vastly larger global scale across many markets.

Direct peers

• Andritz AG: Austrian global supplier of hydroelectric power generation equipment including turbines, generators, and control systems. Comparable to Fukushima in hydroelectric power equipment manufacturing, though Andritz operates at global scale with substantially broader product portfolio and international footprint.
• Konecranes Plc: Finnish global leader in cranes, hoists, and material handling equipment including port solutions and industrial lifting systems. Comparable to Fukushima in heavy lifting machinery and port cargo handling, particularly relevant for grab bucket and bulk cargo handling applications.
• Columbus McKinnon Corporation: American manufacturer of hoists, cranes, and material handling equipment including chain hoists, wire rope hoists, and lifting systems. Comparable to Fukushima in heavy lifting equipment and hydraulic machinery, though focused on industrial/commercial lifting rather than marine or waste-handling specialty applications.
• Tadano Ltd. Japanese manufacturer of cranes, aerial work platforms, and material handling equipment. Comparable to Fukushima in heavy lifting and hydraulic machinery, though Tadano focuses on mobile cranes and truck-mounted platforms rather than marine deck machinery or grab buckets.
• MacGregor (Cargotec): Global leader in marine cargo handling and deck machinery, supplying cranes, winches, and hatch covers for cargo ships, tankers, and offshore vessels. Direct competitor to Fukushima in marine deck machinery, particularly for offshore support vessels and large commercial ships, though at much larger global scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about FUKUSHIMA