What Nikkato does

Nikkato Corporation (株式会社ニッカトー, TSE Standard Market: 5367) is a Japan-based, 100+ year-old industrial ceramics manufacturer founded in 1913 and headquartered in Sakai, Osaka, operating two integrated business divisions. The Ceramics Business manufactures and sells industrial ceramic components—zirconia (YTZ®), alumina (SSA-S, HD), and silicon nitride (SUN) grinding and dispersion balls, wear-resistant parts, ceramic tubes and protection tubes, crucibles and setters, laboratory porcelain, plus the Keramax lanthanum chromite (LaCrO3) heating element line and the Referthermo thermal history sensor—targeting grinding, dispersion, and high-temperature sintering applications up to 2,000°C. The Engineering Business designs and builds rotary kilns, high-vacuum heat treatment furnaces, Keramax-based firing furnaces, and conveyor/pusher continuous systems, distributes temperature sensors (thermocouples, Pt100 resistance thermometers) and acts as the primary Japanese sales agent for Chino Corporation temperature controllers, Kyowa Dengyo strain gauges, PhoenixTM furnace profiling systems, Ninomiya Twintor, and Omega Engineering connectors.

The company generates revenue exclusively through direct B2B sales handled by dedicated Ceramics Sales and Engineering Sales teams headquartered in Osaka with branches in Tokyo and Nagoya. Pricing is inquiry-based with no public list, and customers span electronics components (MLCC, piezoelectric, battery materials, smartphone/EV/autonomous driving), automotive (paint dispersion, spark plug, NOx sensor, LiB, fuel cell), chemical, semiconductor fabrication, environmental/energy (hydrogen separation, clean energy development), LED/lighting, food processing (gravure ink, food additives, HACCP temperature management), and medical/pharmaceutical (powder grinding, artificial bone sintering, GMP temperature control). Marketing is conducted via trade shows (ifia JAPAN, High-Performance Materials Week) and the corporate website's catalog/SDS download portal. Nikkato operates on a non-consolidated basis, dissolved its only subsidiary (Kanto Denshi Sokutei) in 2012, and in August 2025 entered a capital partnership with Mino Yogyo Co., Ltd. under the CONNECT30 medium-term management plan covering FY2025–FY2030. FY2026 (ending March 2026) reported net sales of ¥11,341M, operating income of ¥1,071M (9.4% margin), ROE of 5.7%, and an equity ratio of 75%.

Name

Nikkato

Legal name

株式会社ニッカトー

Website

https://nikkato.co.jp

Company type

Public

Founded year

1913

Operating status

Operating

Headcount range

251–500 employees

Short description

Nikkato Corporation is a 100+ year-old Japanese manufacturer of industrial fine ceramics (zirconia, alumina, silicon nitride balls, tubes, crucibles) and engineered heating/measurement systems, serving electronics, automotive, semiconductor, chemical, energy, food, and pharmaceutical customers through direct B2B sales in Japan.

Ownership category

akta.pro rank

Product category

Industrial Ceramics & Engineering Equipment

NAICS

Clay Product and Refractory Manufacturing (3271), Pottery, Ceramics, and Plumbing Fixture Manufacturing (32711), Clay Building Material and Refractories Manufacturing (327120)

SIC

Pottery & Related Products (3260), Abrasive, Asbestos & Misc Nonmetallic Mineral Prods (3290)

akta.pro primary industry

Industrial Furnaces, Kilns & Thermal Processing Equipment (IMAHAEAE)

Keywords

• Industrial ceramics
• Ceramic grinding balls
• Temperature sensors
• Industrial heating equipment
• Measurement control systems

Headquarters

HQ city

Sakai

HQ country

Japan

HQ region

Asia

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Ceramics Business (セラミックス事業): Manufacture and sale of industrial ceramics including zirconia balls, alumina balls, silicon nitride balls, wear-resistant components, ceramic tubes, crucibles, setters, and laboratory porcelains. Revenue is generated through direct B2B sales to electronics, automotive, chemical, semiconductor, and environmental industries.
2. Engineering Business (エンジニアリング事業): Design, manufacture, and sale of heating equipment (electric furnaces, rotary kilns, high-vacuum heat treatment equipment), temperature sensors, and temperature measurement/control systems. Also acts as a distributor/reseller for third-party measurement equipment brands including Chino Corporation and Kyowa Electric Industries.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Nikkato manufactures and sells industrial fine ceramics (zirconia, alumina, and silicon nitride balls; wear-resistant components; ceramic tubes, protection tubes, and insulating tubes; firing containers, crucibles, and setters; and laboratory porcelain articles) through its Ceramics Business, and designs, manufactures, and sells industrial heating/thermal processing equipment, temperature sensors, and measurement/control systems through its Engineering Business. The two divisions are cross-linked: the company's own ceramic components (such as SSA-S alumina tubes and Keramax lanthanum chromite elements) are used inside its heating equipment, while the heating and measurement products support customer ceramic manufacturing processes.

Product overview

Nikkato operates two integrated business divisions — the Ceramics Business and the Engineering Business — that together provide a manufacturing-to-measurement solution for industrial customers. The Ceramics Business manufactures and sells ceramic components: ボール (balls in zirconia YTZ®, alumina HD/SSA series, and silicon nitride SUN for grinding and dispersion), 耐摩耗部品 (alumina/zirconia/silicon nitride wear-resistant parts), チューブ・保護管・絶縁管 (ceramic tubes and protection/insulating tubes in mullite, alumina, zirconia, magnesia for high-temperature and sensor applications), 焼成容器・るつぼ・セッター (firing containers, crucibles, and setters), 理化学用陶磁器 (laboratory porcelain for chemical analysis), ケラマックス (Keramax lanthanum chromite heating elements up to 1,850°C), and リファサーモ (Referthermo thermal history sensors for firing quality control). The Engineering Business designs and builds 加熱装置 (heating/thermal processing equipment including rotary kilns, high-vacuum furnaces, precision annealing units, Keramax furnaces, and conveyor/pusher continuous systems from 1,000–2,000°C), distributes 温度センサ (temperature sensors — thermocouples, resistance thermometers, compensating conductors — with Ninomiya Twintor and Omega connectors), and provides 計測・制御機器及びシステム (measurement and control systems as the primary agent for Chino Corporation temperature controllers, Kyowa Dengyo strain gauges, and PhoenixTM furnace temperature profiling systems). The two divisions are cross-linked: ceramic products like tubes and crucibles are used within Nikkato's own heating equipment, while heating and measurement products support customers' ceramic manufacturing processes.

Differentiator

Problem solved

Functional benefit

Products and services

• Ceramic Balls (YTZ®, HD/SSA alumina, SUN silicon nitride) Ceramic grinding and dispersion balls in zirconia (YTZ®), alumina (HD and SSA series), and silicon nitride (SUN) materials, used for pulverizing and dispersing raw materials in electronics components, chemicals, paints, and advanced materials manufacturing.
• Wear Resistant Components Alumina, zirconia, and silicon nitride wear-resistant components including nozzles, tiles, and sliding parts for mechanical and industrial applications requiring high abrasion and corrosion resistance.
• Ceramic Tubes, Protection Tubes, and Insulating Tubes Ceramic tubes in mullite, alumina, zirconia, and magnesia for furnace core tubes, rollers, combustion tubes, thermocouple protection, and insulating applications, including filter tubes for membrane separation processes.
• Firing Containers, Crucibles, and Setters High-performance ceramic firing containers, crucibles, and setters in alumina, magnesia, and zirconia for heat treatment of electronic components, phosphors, and metal melting under oxidizing and reducing atmospheres at high temperatures.
• Laboratory Porcelain & Others Laboratory porcelain articles including evaporating dishes, crucibles, mortars, filtering funnels, and specialty items in mullite and alumina for chemical analysis, as well as Keramax heating elements and Referthermo thermal history sensors.
• Industrial Heating Equipment (Rotary Kilns, Vacuum Furnaces, Keramax Furnaces, Continuous Systems) Comprehensive range of industrial heating and thermal processing equipment including rotary kilns, degreasing/sintering furnaces, high-vacuum heat treatment units, precision annealing furnaces, high-temperature/high-pressure units, Keramax furnaces (tube, box, and tabletop types), conveyor continuous systems, and fully automatic pusher-type units. Operating temperatures range from 1,000°C to 2,000°C.
• Industrial Temperature Sensors (Thermocouples, Pt100 RTDs, Compensating Conductors) Industrial temperature sensors including general-purpose thermocouples (JIS B/S/R/K/N/E/J/T/WRe types) and Pt100 resistance thermometers for measurement ranges from -200 to +2,300°C, plus compensating conductors, sheathed thermocouples, semiconductor manufacturing thermocouples, and connector products distributed from Ninomiya Twintor and Omega Engineering.
• Measurement and Control Equipment and Systems Temperature measurement, control instruments, and integrated systems distributed from Chino Corporation (temperature controllers), Kyowa Dengyo (strain gauges and transducers), and PhoenixTM (furnace temperature profiling systems), supported by a broad network of measurement instrument manufacturers for comprehensive industrial measurement solutions.

Quantifiable outcome

• Scope1+2 GHG emissions reduced from 11,639 t-CO2 (2018) to 5,569 t-CO2 (2024) — a 52% reduction already achieved against a 50% by 2030 target (SBTi-certified).
• +2 more outcomes

Named customers8 records

Segments6 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

Feature6 records

Partnerships

Five partnerships are on record, tiered core, major and minor.

• 美濃窯業株式会社 (Mino Yogyo Co., Ltd.)coreStrategic or Co-development Partner · 22 August 2025Capital partnership (資本提携) with Mino Yogyo Co., Ltd., announced on August 22, 2025. The partnership is positioned within Nikkato's strategic investment framework under the CONNECT30 medium-term management plan. No specific financial terms were disclosed. The alliance appears oriented toward expanding ceramics-related business.
• 株式会社チノー (Chino Corporation)majorChannel Partner/ Reseller/ DistributorNikkato serves as the primary agent (主力代理店) for Chino Corporation's temperature measurement and control equipment and systems. Technical sales staff collaborate directly with the manufacturer on solution-oriented sales activities.
• 株式会社共和電業 (Kyowa Electric Industries Co., Ltd.)majorChannel Partner/ Reseller/ DistributorNikkato serves as the primary agent (主力代理店) for Kyowa Electric Industries' strain gauges and transducers. Proposal-driven sales activities draw on extensive hands-on experience.
• PhoenixTM (Temperature Profiling Solutions)minorChannel Partner/ Reseller/ DistributorNikkato distributes PhoenixTM's temperature distribution measurement systems for high-temperature furnace profiling. These systems enable furnace temperature mapping during production runs, a complementary capability to Nikkato's own heating equipment.
• 豊田中央研究所 (Toyota Central R&D Labs)coreStrategic or Co-development PartnerIn 1992, Nikkato introduced sialon technology from Toyota Central R&D Labs, enabling the company to expand its advanced ceramics portfolio with this material system.

Scale indicators7 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Kyocera Corporation: Large Japanese ceramics and electronics conglomerate spanning industrial ceramics, semiconductor components, and printing devices. Operates broadly across all of Nikkato's end markets but at a vastly larger scale; overlaps in alumina/zirconia components and ceramic substrates.
• NGK Insulators: Major Japanese manufacturer of industrial ceramics including insulators, honeycomb substrates, and refractories. Comparable in Japanese B2B ceramics exposure and high-temperature industrial applications, particularly for automotive/environmental end markets.
• CoorsTek: Global leading technical ceramics manufacturer serving semiconductor, automotive, medical, and industrial markets. Comparable product portfolio (alumina, zirconia, silicon nitride components) and end-market coverage to Nikkato, but with global scale and a much larger customer footprint.
• TOTO Ltd. Japanese ceramics leader primarily in sanitaryware and bathroom fixtures, but with broader fine ceramics capabilities. Shares Japanese industrial ceramics manufacturing heritage and processes, though Nikkato's industrial focus differs from TOTO's consumer-dominated mix.

Others

• Chino Corporation: Japanese manufacturer of temperature measurement and control instruments — and a key OEM partner where Nikkato serves as primary agent (主力代理店). Indirect peer via the temperature/measurement business and direct ecosystem partner.

Direct peers

• Noritake Co., Limited: Major Japanese industrial ceramics manufacturer producing grinding wheels, coated abrasives, and fine ceramic products. Closely comparable to Nikkato's ceramic ball and wear-resistant component lines, with a longer history and broader materials portfolio in the same Japanese B2B ceramics market.
• Harima Ceramics: Smaller Japanese manufacturer of industrial ceramics including alumina and zirconia components. Closely comparable in size, customer mix, and product portfolio to Nikkato, serving similar Japanese industrial customers.
• MARUWA Co., Ltd. Japanese manufacturer of ceramic substrates and electronic components, with a focus on alumina ceramics and EMC (electronic module ceramic). Overlaps with Nikkato's SSA alumina ceramics and electronics components segment serving Japanese manufacturers.
• Niterra (formerly NGK Spark Plug): Global leader in spark plug and automotive sensor ceramics. Overlaps directly with Nikkato's spark plug raw materials, NOx sensor zirconia, and automotive/EV customer base, including similar exposure to Japanese OEMs and Tier 1 suppliers.

Emerging players

• Shinagawa Refractories: Japanese manufacturer of refractories and ceramics for steel, cement, and glass industries. Comparable in Japanese industrial ceramics manufacturing and refractories portfolio (relevant to Nikkato's high-temperature furnace lining and crucible products).

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries3 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 Nikkato