What Nakanishi does

Nakanishi Inc., trading as NSK (tyo:7716), is a Japanese precision dental and surgical equipment manufacturer founded in 1930 and headquartered in Tochigi, Japan, with 1,001–5,000 employees. The company produces a comprehensive portfolio covering the full dental workflow: air turbines (Ti-Max Z990/Z890, S-Max series), contra-angle handpieces, electric micromotors (NLX nano), ultrasonic surgical systems (VarioSurg 4), endodontic motors and apex locators (ENDO-MATE TC2, iPex II), oral hygiene devices (Varios, Prophy-Mate neo, Perio-Mate, iProphy), dental laboratory equipment (ULTIMATE XL, VOLVERE i7, PRESTO), mobile dentistry units (VIVAace 2, VIVAMATE G5), and maintenance devices (iClave mini2, iCare, PANA SPRAY Plus). Underlying technology centers on precision micro-engineering of high-speed rotating instruments and ultrasonic actuators. Following the March 2026 acquisition of Acra Cut, Inc., the portfolio also includes neurosurgical cranial perforators and drill products.

The company operates through wholly-owned regional subsidiaries and dental equipment distributors in 18+ countries spanning the Americas, Europe, the Middle East, Africa, Asia Pacific, and Oceania, supported by dedicated regional websites in local languages. Revenue is generated primarily through hardware sales of capital equipment and related consumables (tips, maintenance sprays, polishing powders). Marketing combines dental trade show participation (Tokyo Dental Show, Kyushu Dental Show), clinical seminars and video seminars, product catalogs and clinical reports, and regional SEO-optimized websites.

Business model is hardware-led B2B sales to fragmented dental professional, dental laboratory, and (newly) neurosurgical end-users, with pricing not publicly disclosed but characterized as enterprise/mid-market distributor pricing. Geographic mix is global with material exposure to Japan, the U.S., Europe, and emerging Asia Pacific markets. Strategic direction is currently anchored by two March 2026 acquisitions — Acra Cut (neurosurgical devices) and Intech (precision machining for North American manufacturing) — which together extend the addressable market beyond dentistry and insulate the U.S. business from tariff exposure.

Name

Nakanishi

Legal name

株式会社ナカニシ (Nakanishi Inc.)

Website

https://nsk-nakanishi.co.jp

Company type

Private

Founded year

1930

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Nakanishi (NSK) is a Japanese manufacturer founded in 1930 that designs and sells precision dental handpieces, micromotors, surgical systems, and laboratory equipment to dentists, oral surgeons, dental laboratories, and, following its 2026 acquisitions, neurosurgical users across more than 18 countries.

Ownership category

akta.pro rank

Product category

Dental Equipment

NAICS

Dental Equipment and Supplies Manufacturing (339114), Surgical and Medical Instrument Manufacturing (339112)

SIC

Dental Equipment & Supplies (3843), Surgical & Medical Instruments & Apparatus (3841)

akta.pro primary industry

Maxillofacial Prosthetics & Craniofacial Appliances (HLABAJAH)

Keywords

• Dental handpiece equipment
• Precision dental instruments
• Dental surgical systems
• Oral hygiene devices
• Dental laboratory equipment

Headquarters

HQ city

Kanuma

HQ country

Japan

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Dental Equipment Hardware Sales: Nakanishi generates revenue through the manufacture and sale of dental medical equipment including turbines, contra-angles, micromotors, surgical systems, endodontic equipment, oral hygiene products, and dental laboratory products. The company operates through regional subsidiaries and distributors globally.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Nakanishi Inc. (NSK) manufactures and sells precision dental medical equipment including high-speed air turbines, contra-angle handpieces, electric and air-driven clinical micromotors, ultrasonic surgical systems, endodontic motors and apex locators, oral hygiene devices (ultrasonic scalers and air polishers), mobile dentistry units, dental laboratory handpieces, and sterilization/maintenance equipment. The company also expanded into neurosurgical devices through the 2026 acquisition of Acra Cut, Inc. Products are sold globally to dental professionals, dental clinics, dental laboratories, and oral surgery practices through regional subsidiaries and authorized dealers.

Product overview

Nakanishi (NSK) is a dental equipment manufacturer offering a comprehensive portfolio of precision dental handpieces and related devices. The product lineup includes: Air turbines (Ti-Max Z990/Z890, S-Max series) providing high-speed cutting; Contra-angles (Ti-Max Z, Ti-Max X, S-Max M94L, FX/EX series) for various dental procedures; Clinical micromotors (NLX nano, Air Motors) for precision control; Mobile dentistry devices (VIVAace 2, VIVAMATE G5) for home care; Oral hygiene products (Varios Series, Prophy-Mate neo, Perio-Mate, iProphy); Endodontic devices (ENDO-MATE TC2, iPex II); Surgical devices (VarioSurg 4, Surgic Pro2, Osseo 100+, iSD900); Dental laboratory equipment (ULTIMATE XL Series, VOLVERE i7, PRESTO Series); and Maintenance products (iClave mini2, iCare, PANA SPRAY Plus). The portfolio covers the complete dental workflow from diagnosis to treatment to sterilization.

Differentiator

Problem solved

Functional benefit

Brands

• Create it: Brand philosophy and identity representing the company's mission to continuously create products that protect beautiful and irreplaceable teeth worldwide for dental healthcare professionals and partners.

Products and services

• Air Turbine Handpieces High-speed air turbine handpieces (including Ti-Max Z990/Z890, S-Max M900/M800, S-Max M micro, S-Max pico, and Ti-Max X450) for cutting, drilling, and sectioning in restorative and general dental procedures. Sold to dental clinics and practices.
• Contra-Angle Handpieces Contra-angle handpieces (Ti-Max Z, Ti-Max Z99L, Ti-Max Z45L, Ti-Max nano, Ti-Max X, S-Max M94L, FX Series, EX Series) for restorative, endodontic, and surgical access procedures, including 45-degree angled and long-style configurations.
• Clinical Micromotor Systems Electric and air-driven clinical micromotor systems (NLX nano, Air Motors) providing precision torque control and consistent speed for driving dental handpieces in clinical and laboratory procedures.
• Mobile Dentistry Units Portable dental treatment units (VIVAace 2, VIVAMATE G5) designed for mobile dentistry, home-visit dental care, and visiting patient services requiring compact and portable equipment.
• Oral Hygiene Devices Oral hygiene devices including ultrasonic scalers (Varios Series, Varios Combi Pro2), air scalers (Ti-Max S970), air polishing handpieces (Prophy-Mate neo, Perio-Mate), and prophylaxis devices (iProphy, PMTC contra-angle) used by dental hygienists for periodontal and prophylactic treatment.
• Endodontic Systems Endodontic motors (ENDO-MATE TC2) with torque control and auto-reverse, apex locators (iPex II), and dedicated endodontic contra-angles for root canal treatment procedures.
• Oral Surgical Systems Ultrasonic surgical systems (VarioSurg 4), surgical micromotors (Surgic Pro2, Osseo 100+, iSD900), and oral surgery handpieces for implant placement, bone surgery, and complex extractions.
• Dental Laboratory Handpieces Laboratory handpiece and micromotor systems (ULTIMATE XL Series, VOLVERE i7, PRESTO Series) for dental prosthetic fabrication, model work, trimming, and polishing of restorations.
• Maintenance and Sterilization Equipment Compact autoclaves (iClave mini2), automatic handpiece cleaning and lubrication systems (iCare), maintenance sprays (PANA SPRAY Plus, EZ SPRAY), and accessories (Multi Stand, Multi Gauge) supporting infection control and equipment longevity in dental practices.

Segments3 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered core.

• Acra Cut, Inc.coreStrategic or Co-development Partner · 4 March 2026Nakanishi Inc.'s U.S. subsidiary NSK America Corp. agreed to acquire neurosurgical device maker Acra Cut, Inc., making it a second-tier subsidiary. The acquisition adds Acra Cut's gold-standard cranial perforators and drill products to Nakanishi's Surgical Business, expanding neurosurgical capabilities.
• Intech, Inc.coreStrategic or Co-development Partner · 4 March 2026NSK America Corp. agreed to acquire precision manufacturer Intech, Inc. as a second-tier subsidiary under confidential agreement. Intech's machining expertise will enable local North American production to mitigate U.S. tariff exposure and support regional customers.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Market position

Competitive moat5 records

Key risks4 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

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 Nakanishi