What Rocki System does

Rocki System Co., Ltd. is a Japanese privately held engineering services company headquartered in Shirakawa City, Fukushima Prefecture, with a regional office in Yokohama. The firm was incorporated in April 1997 as a spin-off of the technical department of group sibling NihonRocki Industry Co., Ltd. (founded 1967), and operates as part of the Rocki Group. It specializes in automotive electronics design services — electrical/board design, mechanical/mechanism design, reliability evaluation, prototype manufacturing, and CAE-based thermal/fluid and structural simulation (CATIA V5, FloEFD) — delivered through co-development engagements with major car electronics manufacturers for car audio, navigation, and in-vehicle entertainment equipment.

The company also sells three proprietary hardware products: the Automatic Power Switch (NR-PC1000, PSE-certified), the Solar Power Radiation Monitoring System F: Diana, and a Signal Monitoring Memory with time calibration function. Revenue is generated through engineering professional services, hardware product sales (own e-commerce storefront), temporary engineer dispatching, and warehouse rental (NihonRocki Industry Storage and Shiragiku Corporation Storage). All operations are domestic Japan, principally Tohoku.

The business model combines B2B enterprise field sales for OEM design services with small-scale direct-to-consumer distribution for hardware. Certifications include ISO 14001 (1999), PSE Mark on the power switch, and an Information Security Policy (April 2020). The company is founder/management-owned, with no disclosed external investment, no listed customers, and minimal disclosed financial data; capitalization is 10 million yen.

Name

Rocki System

Legal name

Rocki System Co., Ltd.

Website

https://rocki.co.jp

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

11–50 employees

Short description

Rocki System Co., Ltd. is a Japanese engineering services firm in Shirakawa, Fukushima, providing automotive electronics design, CAE simulation, reliability testing, and prototyping to car electronics OEMs, plus niche hardware products (power switches, radiation monitors) and engineer dispatching as part of the Rocki Group.

Ownership category

akta.pro rank

Product category

Automotive Electronics Design Services

NAICS

Industrial Design Services (541420), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451), Switchgear and Switchboard Apparatus Manufacturing (335313), Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Other Measuring and Controlling Device Manufacturing (334519), Wiring Device Manufacturing (33593)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Switchgear & Switchboard Apparatus (3613), Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Measuring & Controlling Devices, Nec (3829), Services-Testing Laboratories (8734), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Power Quality, Metering & Monitoring (HDACAJAG)

Keywords

• Automotive electronics design
• Electrical circuit design
• Mechanical engineering services
• Reliability testing services
• CAE simulation services

Headquarters

HQ city

Shirakawa

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering Design Services: Provides electrical/board design, mechanical/mechanism design, reliability evaluation, and thermal/structural simulation services to automotive electronics manufacturers through co-development partnerships.
2. Product Sales: Sells manufactured products including solar power radiation monitoring systems, automatic power switches, and signal monitoring devices directly to consumers and businesses.
3. Temporary Staffing Services: Provides personnel dispatch services for engineers and technical workers. Company acquired license for general worker dispatch business in June 2004.
4. Warehouse Rental: Rents out commercial warehouses including NihonRocki Industry Storage (1188 sqm) and Shiragiku Corporation Storage (743.4 sqm) to businesses. Located near Shirakawa Station.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels1 record

Core offering

Rocki System provides specialist engineering design services for automotive electronics manufacturers, including electrical/board design, mechanical/mechanism design, reliability evaluation, prototype manufacturing, and CAE-based structural and thermal/fluid simulation. The company also designs, manufactures, and sells hardware products such as the NR-PC1000 automatic power switch, the F: Diana solar power radiation monitoring system, and signal monitoring memory devices, and provides temporary engineer dispatch and commercial warehouse rental through its Rocki Group affiliates.

Product overview

Rocki System is a manufacturing and engineering services company specializing in automotive electronics and environmental monitoring equipment. The company operates as part of the Rocki Group alongside NihonRocki Industry Co., Ltd. The product portfolio includes three main hardware products: the Automatic Power Switch (NR-PC1000) for automatic power source switching between solar and commercial power, the Solar Power Radiation Monitoring System F: Diana for radiation level monitoring, and the Signal Monitoring Memory device for industrial signal recording. Beyond product sales, the company provides comprehensive engineering services including electrical/board design, mechanical/mechanism design, reliability evaluation, prototype manufacturing, and CAE simulation services (structural analysis and thermal/fluid analysis).

Differentiator

Problem solved

Functional benefit

Products and services

• Electrical/Board Design Services

Quantifiable outcome

• Development time and prototyping costs reduced through simulation-based design without producing actual prototypes
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered minor and core.

• Inasawa Electronic Industry Co., Ltd.minorOthers · 1 September 1985Subsidiary established in September 1985 as a dedicated factory for mounting/soldering machines (西郷工場). Part of the Rocki Group manufacturing network.
• Rocki GroupcoreOthersRocki System Co., Ltd. is part of Rocki Group along with NihonRocki Industry Co., Ltd. The group operates as a specialist manufacturing team for automotive electronics and related products.

Scale indicators3 records

Recent moves9 records

Expansion highlights5 records

Broad incumbents

• Bosch: Global automotive electronics Tier-1 with broad infotainment, ADAS, and component portfolios. Comparable as a large-scale incumbent competitor for in-vehicle electronics design contracts, particularly with Japanese OEMs.
• Harman International: Samsung-owned automotive electronics company specializing in connected car, infotainment, and audio (Harman Kardon, JBL). Comparable to Rocki System's car audio heritage but at vastly greater scale and global reach.
• Continental AG: Global automotive electronics supplier with strong cockpit and connected vehicle offerings. Comparable as a broad incumbent that competes for the same OEM design and integration programs Rocki System supports.
• Denso: Global Tier-1 automotive supplier with deep Japanese OEM relationships across cockpit electronics, ADAS, and powertrain. Comparable as a dominant incumbent in the automotive electronics space where Rocki System operates as a niche design services supplier.
• Mitsubishi Electric: Large Japanese electronics conglomerate with a substantial automotive electronics business (infotainment, displays, ADAS). Comparable as a much larger incumbent that absorbs many of the same automotive electronics design functions Rocki System provides at sub-tier scale.

Direct peers

• Pioneer Corporation: Heritage Japanese manufacturer of car audio, navigation, and aftermarket in-vehicle electronics. Highly comparable to Rocki System's car audio/navigation design heritage and OEM customer base in Japan.
• JVCKENWOOD: Japanese connected-car and car audio electronics company with deep OEM relationships. Comparable to Rocki System for the same automotive electronics design and in-vehicle infotainment focus, though at much larger scale.
• Alpine Electronics: Japan-headquartered specialist in car audio, navigation, and in-vehicle infotainment systems. Directly comparable to Rocki System because Alpine sits on the OEM side of the same car audio/navigation design value chain that Rocki System services as a sub-tier engineering partner.

Emerging players

• Tata Elxsi: India-headquartered design and engineering services firm with a large automotive practice covering infotainment, ADAS, and digital cockpit design. Comparable to Rocki System as a specialist automotive electronics design services provider, albeit with global scale.
• Cyient: Engineering services company with automotive electronics design and manufacturing support capabilities. Comparable as an emerging outsourced engineering services peer in the same automotive electronics design space.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries2 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 Rocki System