東芝デバイス（株）

What 東芝デバイス（株） does

東芝デバイス（株） (Toshiba Device Corporation) is a Japan-based subsidiary of Toshiba Corporation (TSE: 6502), headquartered in Kawasaki City, Kanagawa Prefecture, and operating within Toshiba Group's Device & Technology segment. Toshiba Group as a whole is organized into four business segments — Energy Solutions, Digital Infrastructure Solutions, Device & Technology, and Retail & Printing Solutions — providing products and services spanning power generation and transmission, railway and social infrastructure systems, semiconductors, large-capacity HDDs, semiconductor manufacturing equipment, and retail point-of-sale solutions. 東芝デバイス（株） participates in the Device & Technology business, which produces semiconductor devices and related hardware serving industrial, IT, and consumer-electronics OEMs globally.

The subsidiary is supported by Toshiba Group's broad R&D capability, with multiple proprietary AI and quantum technologies disclosed in 2026 — including Counterfactual Waveform Generation Technology, image-analysis AI for self-checkout systems, wind-condition analysis AI, algae monitoring systems using light and AI, and quantum-technology-derived stock index development. Toshiba Group's revenue model combines direct equipment and device sales (semiconductors, HDDs, POS hardware) with long-cycle infrastructure and energy EPC contracts (such as the Niigata energy storage EPC award to SGET) and partnership-based delivery in rail, defense, and sustainability ecosystems. Customers span utilities, transportation authorities, defense integrators, retailers, and industrial OEMs, with the group maintaining an international sales and service footprint.

In 2026 Toshiba Group has been executing an active diversification strategy, entering the unmanned defense systems vertical via a Prodrone interceptor-drone technical collaboration (July 2026), extending into Taiwan high-speed rail through a Hitachi partnership (July 2026), and launching retail computer-vision and AI signal-processing products. 東芝デバイス（株） operates as a small (1–10 employee) private entity embedded within this broader corporate structure, and standalone subsidiary financials are not separately disclosed in the available data.

Name

東芝デバイス（株）

Legal name

TOSHIBA CORPORATION

Website

https://www3.toshiba.co.jp

Company type

Public

Founded year

1875

Operating status

Operating

Headcount range

1–10 employees

Short description

東芝デバイス（株） is a Japan-based subsidiary within Toshiba Group's Device & Technology segment, producing semiconductor devices and storage hardware for industrial, IT, and consumer-electronics OEMs, supported by Toshiba Corporation's broader energy, infrastructure, and retail solutions portfolio.

Ownership category

akta.pro rank

Product category

Semiconductor Devices

NAICS

Semiconductor and Related Device Manufacturing (334413), Computer Storage Device Manufacturing (334112)

SIC

Semiconductors & Related Devices (3674), Computer Storage Devices (3572)

akta.pro primary industry

High-Voltage, Power Discretes & Modules (IGBT/MOSFET/SiC/GaN) (HDAHAAAK)

akta.pro secondary industries

Storage Controllers (SSD/UFS/eMMC) (HDAHAKAD), Storage & Interface Controllers (SSD/NVMe/UFS/USB/PCIe) (HDAHABAG)

Keywords

• Semiconductor devices
• HDD storage products
• Semiconductor manufacturing equipment
• Power generation systems
• Digital infrastructure solutions

Headquarters

HQ city

川崎市幸区, 神奈川県

HQ country

Japan

HQ region

Asia

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Distribution channels2 records

Marketing channels4 records

Core offering

東芝デバイス（株） is a subsidiary within the Toshiba Group responsible for the Device & Technology business segment. It develops and supplies energy-efficient semiconductors, large-capacity hard disk drives (HDDs) for handling explosive data growth, and high-performance semiconductor manufacturing equipment that supports carbon neutrality through performance enhancement.

Product overview

Toshiba's product and service portfolio is organized into three main business segments plus a fourth: Device & Technology (semiconductors, large-capacity HDDs, and semiconductor manufacturing equipment), Energy Solutions (nuclear, thermal, hydroelectric power generation and transmission/distribution), Digital Infrastructure Solutions (water environment, building, government, industrial services, and defense), and Retail & Printing Solutions (POS systems and multi-function printers). The Device & Technology segment provides products that improve energy efficiency and handle data volume increases, directly contributing to carbon neutrality. The company also operates Toshiba's AI technology platform and publishes the Toshiba Review technical journal.

Differentiator

Problem solved

Functional benefit

Segments4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability7 records

Feature5 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• NEC Corporation: Japanese conglomerate with IT services, public sector, and defense offerings — directly comparable to Toshiba's Digital Infrastructure Solutions business including defense sector expansion.
• SK hynix: Major memory and storage semiconductor manufacturer competing in NAND/SSD markets where Toshiba historically played — successor to parts of Toshiba's memory business through Kioxia.
• Fujitsu: Japanese technology conglomerate with IT services, semiconductors (through subsidiary), and infrastructure offerings — competes in adjacent digital infrastructure and computing segments.
• Samsung Electronics: Global semiconductor and storage leader (memory, SSDs, foundry) competing with Toshiba across multiple device categories with vastly greater scale and R&D budget.

Direct peers

• Texas Instruments: Major analog and power semiconductor manufacturer with broad industrial and automotive customer overlap — comparable technology positioning to Toshiba's discrete semiconductor business.
• Infineon Technologies: Global leader in power semiconductors (IGBT, MOSFET, SiC, GaN) — competes directly with Toshiba's discrete and power semiconductor portfolio in automotive and industrial segments.
• Hitachi: Japanese conglomerate operating in energy, industrial systems, and digital infrastructure — competes head-to-head with Toshiba across power generation, building systems, and rail/infrastructure.
• Western Digital: Direct HDD competitor; competes with Toshiba's large-capacity hard disk drive business in enterprise and data center storage markets globally.
• Seagate Technology: Direct HDD competitor with comparable large-capacity drive portfolio targeting cloud and data center customers — closest pure-play comp for Toshiba's storage business.
• Mitsubishi Electric: Major Japanese industrial conglomerate with overlapping semiconductor, power electronics, factory automation, and infrastructure solutions — directly comparable portfolio breadth and customer base to Toshiba.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/%E6%9D%B1%E8%8A%9D%E3%83%87%E3%83%90%E3%82%A4%E3%82%B9%EF%BC%88%E6%A0%AA%EF%BC%89

Revenue estimate

Valuation estimate

Number of profiles

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 東芝デバイス（株）