Company Directory Companies in

Japan

Companies are ranked by the AsiaAI Tech Index. Those without a rank do not publish enough financial data to be scored.

Showing companies in the Japan layer. See all companies

42 companies

AI layer Listing
Advantest アドバンテスト A Japanese supplier of automatic test equipment used to test logic and memory semiconductors, critical for qualifying AI accelerators and high-performance memory. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 6857 (Prime Market) 1,128.610 billion yen #4
Tokyo Electron 東京エレクトロン A Japanese semiconductor-production-equipment company supplying the critical wafer-fab and advanced-packaging tools used by memory and logic manufacturers to build AI accelerators and high-bandwidth memory. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 8035 (Prime Market) 2,443.5 billion yen #6
NTT NTT A Japanese telecommunications and technology holding company providing the data centers, fiber networks, and enterprise IT integration that support AI workloads. Japan Telecom & Networking Power & Infrastructure, Cloud & AI Platforms, Enterprise Applications TSE: 9432 (Prime Market) 14.4091 trillion yen #13
DISCO ディスコ A Japanese supplier of precision-processing equipment and consumable tools used to cut, grind, and polish semiconductor wafers for advanced packaging and AI hardware. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 6146 (Prime Market) 436.889 billion yen #14
Shin-Etsu Chemical 信越化学 A leading Japanese semiconductor-materials supplier, providing the 300 mm silicon wafers, photoresists, and specialty chemicals essential for fabricating advanced AI chips. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 4063 (Prime Market) 2.574 trillion yen #17
Sony ソニー A Japanese technology and entertainment conglomerate whose primary AI relevance lies in advanced CMOS image sensors that capture and pre-process visual data for edge devices. Japan Consumer Devices & IoT Edge AI & Devices, Silicon & Foundry TSE: 6758 12.480 trillion yen #18
Murata 村田製作所 A Japanese electronic-components manufacturer supplying multilayer ceramic capacitors, inductors, and filters essential for AI servers and data-center power-delivery networks. Japan Electronic Components AI Server Hardware, Power & Infrastructure TSE: 6981 (Prime Market) 1.831 trillion yen #20
Ibiden イビデン Ibiden manufactures high-performance IC package substrates that connect advanced AI accelerators, server processors, and data-center switching chips to system boards. Japan Electronic Components Silicon & Foundry, AI Server Hardware TSE: 4062 (Prime Market) Japanese yen 416.201 billion #21
SoftBank Group ソフトバンクグループ An investment holding company that controls Arm and Ampere Computing while directing massive capital into OpenAI and the Stargate AI data-center initiative. Japan Investment & Holding Groups Silicon & Foundry, Cloud & AI Platforms, Power & Infrastructure TSE: 9984 (Prime Market) Japanese yen 7.798 trillion #24
Hitachi 日立 A diversified Japanese industrial and digital group supplying critical power-grid infrastructure for AI data centres, semiconductor manufacturing tools, and enterprise AI software services. Japan Industrial Automation & Robotics Power & Infrastructure, Equipment & Materials, Enterprise Applications TSE: 6501 (Prime Market) US$70.1B #26
Kioxia キオクシア A leading Japanese manufacturer of NAND flash memory and enterprise solid-state drives that provide high-capacity storage for AI data centers. Japan Memory Silicon & Foundry, AI Server Hardware TSE: 285A (Prime Market) 2,337,628 million Japanese… #28
SCREEN Holdings SCREENホールディングス A Japanese semiconductor equipment manufacturer specializing in wafer-cleaning systems critical for advanced logic, memory, and AI packaging. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 7735 (Prime Market) 605.748 billion yen #29
Tokyo Ohka Kogyo 東京応化 A Japanese specialty-materials producer supplying the semiconductor photoresists, high-purity chemicals, and advanced-packaging materials essential for manufacturing AI accelerators and memory. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 4186 (Prime Market) 237.029 billion yen #30
Resonac レゾナック A Japanese advanced-materials supplier providing the epoxy molding compounds, die-bonding materials, and thermal interface materials required for advanced semiconductor packaging. Japan Equipment & Materials Equipment & Materials, AI Server Hardware TSE: 4004 (Prime Market) 1.347 trillion yen #49
Fujitsu 富士通 A major Japanese enterprise IT-services and systems-integration provider, embedding AI into legacy, public-sector, and mission-critical operations through partnerships with global technology and cloud leaders. Japan IT Services & Security Enterprise Applications, Cloud & AI Platforms, Power & Infrastructure TSE: 6702 3.503 trillion yen #51
Renesas ルネサス A Japanese embedded-semiconductor company supplying the microcontrollers, vision processors, and power devices that enable AI inference at the physical edge. Japan Chip Design Edge AI & Devices, Power & Infrastructure TSE: 6723 (Prime Market; Nikkei 225 constituent) 1,321.2 billion yen #55
FANUC ファナック A Japanese industrial-automation company supplying CNC controls, industrial robots, and factory software that turn AI-guided automation plans into physical manufacturing output. Japan Industrial Automation & Robotics Equipment & Materials, Edge AI & Devices TSE: 6954 (Prime Market) Japanese yen 857.831 billion #59
SUMCO SUMCO A leading Japanese manufacturer of high-purity silicon wafers, providing the foundational 300 mm substrates required for advanced AI logic and memory chips. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 3436 (Prime Market) 409.6 billion yen #60
Kyocera 京セラ A diversified Japanese components manufacturer supplying the ceramic packages, semiconductor-equipment components, capacitors, and connectors that enable advanced chip fabrication and high-speed AI data-center networking. Japan Electronic Components Equipment & Materials, AI Server Hardware TSE: 6971 (Prime Market) 2,070,203 million Japanese… #64
Canon キヤノン A diversified Japanese imaging and precision-equipment manufacturer that supplies advanced back-end lithography systems used in AI semiconductor packaging and network cameras for edge-video analytics. Japan Equipment & Materials Equipment & Materials, Edge AI & Devices TSE: 7751 (Prime Market) US$29.5B #65
Keyence キーエンス A leading supplier of factory-automation sensors, machine vision, and inspection equipment that helps manufacturers build AI hardware and deploy automated industrial workflows. Japan Equipment & Materials Equipment & Materials, Edge AI & Devices TSE: 6861 (Prime Market) 1.169 trillion yen #69
Hamamatsu Photonics 浜松ホトニクス A specialized Japanese photonics manufacturer supplying optical sensors, light sources, and inspection systems used in semiconductor fabrication and testing. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry TSE: 6965 (Prime Market) 212,051 million Japanese yen #71
Yaskawa 安川電機 A Japanese industrial automation leader supplying the servo motors, drives, and robotic arms that convert AI models into physical factory-floor actions. Japan Industrial Automation & Robotics Equipment & Materials, Edge AI & Devices TSE: 6506 (Prime Market) 542.122 billion yen #73
NEC 日本電気 A major Japanese IT services and network infrastructure provider that integrates proprietary generative AI and biometrics into public-sector and enterprise systems. Japan IT Services & Security Enterprise Applications, Cloud & AI Platforms, Model Developers TSE: 6701 (Prime Market) Japanese yen 3.5827 trillion #80
Kawasaki Heavy Industries 川崎重工 A diversified Japanese industrial group integrating physical AI into industrial robotics, semiconductor-manufacturing equipment, and edge-AI maintenance systems. Japan Industrial Automation & Robotics Equipment & Materials, Power & Infrastructure, Edge AI & Devices TSE: 7012 (Prime Market) 2,311.267 billion yen #83
Toshiba 東芝 A privately held Japanese industrial technology group that supplies power semiconductors, hard disk drives, and energy infrastructure to support the physical and electrical demands of AI data centers. Japan Electronic Components Power & Infrastructure, AI Server Hardware, Edge AI & Devices Unlisted subsidiary 3.7091 trillion yen #84
OMRON オムロン An independent Japanese automation and electronics group that supplies the controllers, sensors, and machine-vision systems used to manufacture AI hardware and semiconductors. Japan Industrial Automation & Robotics Equipment & Materials, Edge AI & Devices TSE: 6645 (Prime Market) JPY 767.4 billion #99
DENSO デンソー A leading Japanese automotive technology supplier developing the sensors, power semiconductors, and electronic control units that enable vehicle electrification, advanced driver assistance, and edge AI. Japan Automotive & Mobility Edge AI & Devices, Silicon & Foundry TSE: 6902 (Prime Market) US$47.2B #100
Nikon ニコン A Japanese precision-optics and equipment group supplying the lithography and inspection systems required for semiconductor fabrication and advanced packaging. Japan Equipment & Materials Equipment & Materials TSE: 7731 (Prime Market) 677.163 billion yen #105
Panasonic パナソニック ホールディングス A diversified Japanese industrial and technology group supplying battery cells, energy-storage systems, and electronic components for data centers and electric vehicles. Japan Electronic Components Power & Infrastructure, Equipment & Materials TSE: 6752 (Prime Market) 8,048.7 billion Japanese yen #116
Tokuyama トクヤマ Tokuyama is a diversified Japanese chemical manufacturer supplying high-purity polycrystalline silicon and fumed silica, serving as an upstream materials provider to the semiconductor industry. Japan Equipment & Materials Equipment & Materials TSE: 4043 (Prime Market) 349.476 billion yen #120
Toyota トヨタ Japan's largest automotive manufacturer, integrating artificial intelligence into software-defined vehicles, automated driving systems, manufacturing robotics, and enterprise operations without supplying core AI compute hardware. Japan Automotive & Mobility Edge AI & Devices, Enterprise Applications TSE: 7203 50.685 trillion yen #122
Rakuten 楽天 Rakuten is a diversified Japanese digital ecosystem that integrates proprietary Japanese-language AI models and agents into its commerce, fintech, and mobile-network services. Japan Internet Platforms & Cloud Cloud & AI Platforms, Enterprise Applications, Model Developers TSE: 4755 (Prime Market) 2.497 trillion yen #125
ABEJA ABEJA A Japanese enterprise-AI software company that provides a platform for developing, deploying, and operating AI applications in business processes. Japan AI Software & Models Enterprise Applications, Cloud & AI Platforms TSE: 5574 (Growth market) 3.585 billion Japanese yen #127
LY Corporation LINEヤフー LY Corporation operates Japan's major consumer internet platforms, integrating AI assistants into messaging, search, and commerce to leverage its vast local data ecosystem. Japan Internet Platforms & Cloud Cloud & AI Platforms, Enterprise Applications TSE: 4689 (Prime Market) 2.036 trillion Japanese yen #130
ROHM ローム A Japanese integrated device manufacturer supplying power and analog semiconductors, discrete devices, and passive components for automotive and AI server power infrastructure. Japan Electronic Components Power & Infrastructure, AI Server Hardware TSE: 6963 (Prime Market) 481.1 billion yen #132
Mercari メルカリ A dominant Japanese consumer-to-consumer marketplace leveraging proprietary transaction data and cloud AI to improve resale listings, search, fraud prevention, and credit decisions. Japan Internet Platforms & Cloud Cloud & AI Platforms, Model Developers TSE: 4385 (Prime Market) 229.293 billion yen #134
JSR JSR A supplier of advanced photoresists and semiconductor manufacturing materials critical for fabricating the leading-edge logic and memory chips used in AI systems. Japan Equipment & Materials Equipment & Materials, Silicon & Foundry Unlisted subsidiary 405.0 billion yen —
Preferred Networks PFN Preferred Networks is a privately held Japanese AI company that develops its own AI accelerators, computing infrastructure, Japanese-language foundation models, and industrial applications. Japan AI Software & Models Silicon & Foundry, Model Developers, Cloud & AI Platforms Private company —
Rapidus ラピダス A Japanese state-backed start-up foundry developing a 2 nanometer logic process and advanced packaging to manufacture high-performance chips. Japan Foundry & Chip Manufacturing Silicon & Foundry, Edge AI & Devices Private company —
rinna りんな Developing Japanese-language foundation-model derivatives, speech synthesis, and virtual-human technology, this private company adapts global open-weight models into tailored enterprise AI applications for the domestic market. Japan AI Software & Models Model Developers, Enterprise Applications Private company —
Sakana AI サカナAI A Tokyo-based applied-AI company developing model-optimization methods and custom enterprise implementations for Japanese sovereign and regulated workflows. Japan AI Software & Models Model Developers, Enterprise Applications Private company —

Revenue is the latest full fiscal year in each profile. Companies without a US-dollar figure show their reporting currency and sort last.

East Asian Technology Intelligence

Japan & China tech news — translated, contextualized, and delivered for Western readers.

Free. Unsubscribe anytime.