Koatsu Gas Kogyo

What Koatsu Gas Kogyo does

Koatsu Gas Kogyo Co., Ltd. (高圧ガス工業株式会社, TSE Prime: 4097) is a Japanese industrial gas manufacturer founded in 1958 and headquartered in Osaka. The company operates three business segments: a Gas Division supplying industrial, medical, and specialty gases (acetylene, oxygen, nitrogen, argon, CO2, LPG, LNG, hydrogen, helium, chlorine, ammonia, methane, ethylene, fluorocarbons, plus JCSS-certified standard gases and laser/welding/mixed gas blends) through cylinders, cardles, LGC containers, tanks, and on-site plants; a Chemical Products Division producing industrial adhesives (Pegar, Cyanon, PegaLock) and vibration-dampening materials (SoundProof); and an IT Solutions Division offering LSI cards, RFID systems, GNSS satellite positioning, electronic paper displays, and NFC display tags — with the LSI card and RFID lines deeply embedded in Japanese railway operator infrastructure for 20+ years.

Revenue is generated primarily through B2B direct sales of gases, chemicals, and IT hardware to industrial manufacturers, healthcare institutions, railway operators, food & beverage companies, energy providers, and agricultural operations in Japan, supplemented by an overseas manufacturing and sales presence in Vietnam (Koatsu Gas Kogyo Vietnam Co., Ltd., est. 2013, plus the 2021 acquisition of 80% of Clio Gas / Specialty Gas LLC). GTM is sales-led and enterprise-field-sales driven, with industry exhibitions (Manufacturing World, Railway Technology Exhibition, Smart Factory Expo, AutoID Expo, Monodukuri AI/IoT) used for lead generation. Pricing is largely not publicly disclosed except for the Tansan Master agricultural CO2 unit (from ¥390,000 for a 10a strawberry house). R&D centers in Tsuchiura and Tokyo support advanced materials work including Core-Tube multi-wall carbon nanotubes, atmospheric pressure smart carburizing (90%+ CO2 reduction versus conventional gas carburizing), hydrogen pressure accumulators (largest domestic capacity at 450L+/800L+), and polymerized phosphorus flame retardants (UL94 V-2 to V-0). Recent strategic actions include the FY2026–FY2030 medium-term plan 'Challenging 2030', an absorption merger of Kyowa Gas Kogyo effective September 2026, closure of the Okayama Factory, and a 2025 stock offering that shifted the major shareholder base.

Name

Koatsu Gas Kogyo

Legal name

高圧ガス工業株式会社

Website

https://koatsugas.co.jp

Company type

Public

Founded year

1958

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Koatsu Gas Kogyo is a Japanese industrial gas manufacturer (TSE Prime: 4097) supplying industrial, medical, and specialty gases, plus chemical products and IT solutions, to manufacturers, railway operators, healthcare, and agricultural customers in Japan and Vietnam.

Ownership category

akta.pro rank

Product category

Industrial Gas Manufacturing

NAICS

Industrial Gas Manufacturing (32512), Chemical Manufacturing (325)

SIC

Chemicals & Allied Products (2800)

akta.pro primary industry

Specialty & Calibration Gas Mixtures (IMAEACAE)

akta.pro secondary industries

On-Site Gas Generation Systems (IMAEACAJ), Electronics & Semiconductor High-Purity Gases (IMAEACAG), Gas Handling Equipment & Storage (Cylinders/Tanks/Valves) (IMAEACAL)

Keywords

• Industrial gas manufacturing
• Specialty gas supply
• Industrial adhesives
• Agricultural CO2 systems
• Railway IT solutions

Headquarters

HQ city

Osaka

HQ country

Japan

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial and Medical Gas Sales: Sale of industrial gases including acetylene, oxygen, nitrogen, argon, carbon dioxide, LPG, LNG, hydrogen, helium, methane, ethylene, and specialty gases. Supply through cylinders, cardles, LGC, tanks, and on-site plants. Includes medical oxygen, agricultural CO2, and specialty gases for various industries.
2. Chemical Product Sales: Sale of adhesive products (Pegar, Cyanon, Pegalock), soundproof/vibration dampening materials (Sound Proof), and chemical products. Distributed to manufacturing, construction, automotive, and consumer goods industries.
3. IT Solutions Products and Systems: Sale of electronic paper display devices, RFID products, GNSS systems, LSI cards, and related solutions. Targets railway, manufacturing, logistics, and industrial automation sectors. Includes LSI card-based train operation support systems and RFID container management systems.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels4 records

Core offering

Koatsu Gas Kogyo manufactures and supplies industrial gases (acetylene, oxygen, nitrogen, argon, CO2, hydrogen, helium, LPG, LNG, and specialty gases) along with chemical adhesives and vibration-dampening materials and electronic devices including LSI cards, RFID systems, GNSS equipment, and electronic paper displays. The company delivers gases through cylinders, tanks, and on-site plants; chemical products to manufacturing and construction industries; and IT solutions to railway operators and factory automation customers. It also provides agricultural CO2 enrichment systems for greenhouse cultivation and conducts R&D in carbon nanotubes, hydrogen storage, smart carburizing, and flame retardants.

Product overview

Koatsu Gas Kogyo operates three core business divisions offering distinct product portfolios: **Gas Division (ガス事業部):** The company's foundational business supplying industrial, medical, and specialty gases via cylinders, cardles, LGC (cryogenic portable containers), tanks, and on-site plants. Key gas products include dissolved acetylene (domestic top manufacturer), oxygen, nitrogen, argon, CO2, LPG, LNG, hydrogen, helium, chlorine, ammonia, methane, ethylene, and fluorocarbons. Also supplies laser gases, welding/cutting gases, mixed gases, JCSS-certified standard gases, and gas containers/equipment. **Chemical Products Division (化成品事業部):** Produces industrial adhesives and materials including Pegaru (wood/paper adhesives), Cyanon (instant adhesives), PegaLock (modified acrylate structural adhesives), and SoundProof (vibration-damping materials). Serves automotive, construction, electronics, and packaging sectors. **IT Solutions Division (ITソリューション事業部):** Develops electronic devices including LSI cards (for railway operation support), RFID systems (including NFC display tags), GNSS satellite positioning systems, and electronic paper display devices for factory digitalization. **R&D Technologies:** Advanced R&D in atmospheric pressure smart carburizing (CO2 reduction over 90%), hydrogen pressure accumulators, multi-wall carbon nanotubes (Core-Tube series), and polymerized phosphorus flame retardants. **Agricultural CO2 Solutions:** Tansa Master (multi-sensor CO2 controller, 4-channel, cloud-connected) and ProFinder (greenhouse CO2 control system) for greenhouse horticulture.

Differentiator

Problem solved

Functional benefit

Brands

• Core-Tube: Multi-layer carbon nanotube (CNT) product brand by Koatsu Gas Kogyo, including CNT flakes, arrays, yarns, sheets, dispersions, compounded resins, and adhesive products.

Products and services

• Dissolved Acetylene

Quantifiable outcome

• 90%+ CO2 emission reduction in gas carburizing processes using atmospheric pressure smart carburizing technology
• +4 more outcomes

Named customers8 records

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Eleven partnerships are on record, tiered core, minor and strategic.

• Kyowa Gas Kogyo Co., Ltd. (協亜ガス工業株式会社)coreStrategic or Co-development Partner · 15 May 2026Koatsu Gas Kogyo announced absorption merger (simplified merger) of its wholly-owned subsidiary Kyowa Gas Kogyo Co., Ltd. (headquartered in Matsuyama City, Ehime Prefecture, President: Seiji Matsumoto). The merger is scheduled to take effect on September 1, 2026, consolidating operations into Koatsu Gas Kogyo.
• Fest Co., Ltd. (株式会社フェスト)minorOthers · 31 March 2021Acquired all business operations from Fest Co., Ltd. to expand chemical product offerings and market presence.
• Krio Gas (Specialty Gas LLC, Vietnam)strategicStrategic or Co-development Partner · 12 March 2021Acquired 80% stake in Krio Gas, a high-pressure gas business operating in Vietnam. This acquisition expands Koatsu Gas Kogyo's presence in the Vietnamese industrial gas market, complementing the existing adhesive manufacturing subsidiary.
• UBE Kenzai Co., Ltd. (宇部興産建材株式会社) and Chatami Sangyo Co., Ltd. (茶谷産業株式会社)minorStrategic or Co-development Partner · 1 March 2021Joint venture with UBE Kenzai and Chatami Sangyo to establish UBE CT Construction Materials Vietnam Co., Ltd. in Ho Chi Minh City, Vietnam. The new company focuses on waterproofing products and building material sales across ASEAN countries.
• Air Liquide Industrial Gases Co., Ltd. (エア・リキード工業ガス株式会社)Others · 21 December 2020Acquired all shares of Air Gashis Hiroshima Co., Ltd. from Air Liquide Industrial Gases Co., Ltd., expanding the group's presence in Hiroshima prefecture's industrial gas market.
• Denka Co., Ltd. (デンカ株式会社) and Nishi-Nihon High-Pressure Gas Co., Ltd. (西日本高圧瓦斯株式会社)strategicStrategic or Co-development Partner · 19 June 2018Joint venture established in Kitakyushu City, Fukuoka Prefecture, to manufacture and sell dissolved acetylene. Tri-party collaboration between Denka, Nishi-Nihon High-Pressure Gas, and Koatsu Gas Kogyo.
• Tokai Acetylene Co., Ltd. (東海アセチレン株式会社)strategicStrategic or Co-development Partner · 31 January 2018Joint venture established in Shizuoka City to manufacture and sell dissolved acetylene. Combines Koatsu Gas Kogyo's expertise with Tokai Acetylene's regional presence for enhanced acetylene supply in the Shizuoka region.
• Koatsu Gas Kogyo Vietnam Co., Ltd.coreOthers · 18 December 2013Vietnamese subsidiary established December 2013 to serve Southeast Asian adhesive markets. Located in Long Duc Industrial Park, Long Thanh District, Dong Nai Province, Vietnam. New factory began operations May 2015. Manufactures and sells adhesives to Japanese companies in Vietnam and local ASEAN manufacturers.
• Nippon Steel Corporation (日本製鉄株式会社) and Nippon Steel & Sumikin Kogyo Co., Ltd. (株式会社日本製鋼所)strategicStrategic or Co-development PartnerCo-development of steel hydrogen pressure accumulators for hydrogen stations. Koatsu Gas Kogyo uses Nippon Steel's steel pipes and Nippon Steel & Sumikin Kogyo's neck-forming technology. Developed hydrogen station high-pressure bank accumulators from 2019.
• Koatsu Showa Cylinder Co., Ltd. (高圧昭和ボンベ株式会社)coreStrategic or Co-development PartnerRelated company for hydrogen pressure accumulator development. Koatsu Showa's Tsuchiura factory collaborates on the development of hydrogen accumulators including large-capacity models (450L+ for hydrogen stations, 800L+ for hydrogen power generation).
• Nogawa Chemical Co., Ltd. (ノガワケミカル株式会社)minorStrategic or Co-development PartnerBusiness partnership agreement for chemical products development and distribution. Koatsu Gas Kogyo develops polymerized phosphorus flame retardants while Nogawa Chemical provides market access and distribution expertise.

Scale indicators3 records

Recent moves21 records

Expansion highlights5 records

Broad incumbents

• Osaka Gas Co., Ltd. Major Japanese gas utility and LNG/city gas distributor that also operates industrial gas and LNG supply businesses. Comparable in LNG handling and large-volume gas supply infrastructure though oriented to utility-scale rather than specialty industrial customers.
• Air Products and Chemicals, Inc. US-listed global industrial gas major active in Asia with hydrogen, helium, and specialty gas offerings that overlap Koatsu's portfolio. Particularly relevant peer for hydrogen energy and electronics/semiconductor gas segments where Koatsu also operates.
• Air Liquide S.A. Global industrial gas major operating in Japan via Air Liquide Japan; supplies the full industrial and medical gas portfolio and is the source of the Air-Gas Hiroshima acquisition by Koatsu in 2020. Sets the pricing and service benchmark across all of Koatsu's core gas categories.
• Resonac Holdings Corporation: Formerly Showa Denko — Japanese diversified chemicals company with electronic gases (high-purity gases for semiconductors), industrial chemicals, and a hydrogen business. Adjacent to Koatsu's specialty gas and chemical product portfolio though broader in chemical manufacturing.
• Linde plc: World's largest industrial gas company, operating in Japan as Linde Japan (formerly Praxair Japan after the Linde/Praxair merger). Competes directly with Koatsu across bulk gas supply, on-site plants, and specialty gas applications in Japan.
• Messer SE & Co. KGaA: Privately held global industrial gas company with operations across Europe, Americas, and Asia. Comparable in offering the same industrial, medical, and specialty gas categories that Koatsu produces, though with a much larger international footprint.

Direct peers

• Nippon Sanso Holdings Corporation: Japan's largest industrial gas company (parent of Taiyo Nippon Sanso), operating across the same gas categories — O2, N2, Ar, H2, CO2, helium, specialty gases, and on-site supply — with substantially larger scale and international footprint. Most directly comparable competitor in the Japanese market.
• Iwatani Corporation: Japanese specialty gas and hydrogen/LPG distributor with comparable portfolio breadth across industrial gases, hydrogen energy (Japan's leading hydrogen station operator), and gas applications. Particularly close competitor in hydrogen pressure equipment and on-site supply.

Regional players

• Adeka Corporation: Japanese specialty chemicals company producing polymer additives, flame retardants, and chemical intermediates — categories that overlap with Koatsu's chemical products division (Pegar/Cyanon adhesives, polymerized phosphorus flame retardants) and competing for similar end customers.
• Denka Company Limited: Japanese specialty chemicals manufacturer that co-established a dissolved acetylene joint venture with Koatsu in Kitakyushu (2018) and operates in adjacent electronic materials and chemicals segments. Direct overlap through the acetylene JV partnership.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/koatsu-gas-kogyo-co-ltd-

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries6 records

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 Koatsu Gas Kogyo