| # | Company | Employees |
|---|---|---|
| 1 |
SUMITOMO ELECTRIC INTERCON'T PROD (M) SBsumitomoelectric.com
A global network of 414 companies in 40 countries, originally focused on copper wire production, now diversified into automotive, infocommunications, electronics, environment, energy, and industrial materials |
289,000 |
| 2 |
KEYENCE CORPORATIONkeyence.com
Development and manufacturing of factory automation equipment including sensors, measuring instruments, vision systems, laser markers, and digital microscopes worldwide. |
6,685 |
| 3 |
Kubota Corporationkubota.com
Manufacture and sale of farm equipment, construction machinery, water treatment systems, pipes, pumps, and environmental engineering services globally. |
2,639 |
| 4 |
China Resources (Holdings) Cocrc.com.hk
A group of companies with diverse businesses in Hong Kong and mainland China, originally founded in 1938 as Liow & Company |
2,575 |
| 5 |
Sharpglobal.sharp
A company in Japan manufacturing and selling telecommunications equipment, electronics, and components, committed to innovation, employee growth, and customer prosperity through sincerity and creativity |
2,207 |
| 6 |
Yanmaryanmar.com
A global innovator in industrial equipment, offering solutions from engines and agricultural machinery to marine systems and machine tools |
2,132 |
| 7 |
Daifukudaifuku.com
Provider of comprehensive material handling solutions to enhance global competitiveness, addressing logistics challenges with technology and expertise across various industries worldwide |
1,932 |
| 8 |
Santensanten.com
This specialized company in ophthalmology conducts research, development, marketing, and sales of pharmaceuticals, over-the-counter products, and medical devices worldwide |
1,848 |
| 9 |
Daikin Industries, Ltd.northamerica-daikin.com
Manufacturing and selling eco-friendly air conditioning products and services worldwide, focusing on sustainable HVAC&R solutions and technological innovation. |
1,377 |
| 10 |
Capcomcapcom.com
A leading company in the video game industry, known for historic franchises and cutting-edge technology, with offices worldwide |
1,254 |
| 11 |
Nitto Denko Corporationnitto.com
Development and supply of diverse products for electronics, automobiles, housing, infrastructure, environment, and medical fields worldwide with innovation focus. |
1,174 |
| 12 |
Nippon Life Insurance Company/日本生命保険相互会社nissay.co.jp
Providing life insurance services and managing assets with a focus on responsible investment and supporting ESG efforts globally. |
909 |
| 13 | 903 | |
| 14 |
Esteticaestetica.com.hk
A manufacturer and brandhouse specializing in skincare and facial treatment products, focused on creating high-quality solutions for customers |
755 |
| 15 |
Fuji Sealfujiseal.eu
Fuji Seal Europe provides innovative packaging solutions for FMCG, Chemical, Pharmaceutical industries with a focus on decorative impact, protection, and information-sharing |
718 |
| 16 |
SiiX Corporationsiix.co.jp
A global company offering comprehensive Electronics Manufacturing Services to electronics and automobile manufacturers, including parts procurement, logistics, and manufacturing |
624 |
| 17 |
Mizuno Corporationcorp.mizuno.com
This company is dedicated to advancing sporting goods, promoting sports, and contributing to society through manufacturing, marketing, and operating sports facilities |
604 |
| 18 |
Kinki Universitykindai.ac.jp
A higher education company located in Osaka, Japan, providing educational services and opportunities for students in the region |
587 |
| 19 |
Kanadevia Corporationkanadevia.com
A Japanese business with head offices in Osaka and Tokyo, specializing in [omitted] services |
534 |
| 20 |
ECC | Japanecc.co.jp
A leading educational institute in Japan providing quality lifelong education for over 50 years with a focus on creating a global community through education and communication |
447 |
| 21 |
ONO PHARMACEUTICAL CO., LTD.ono-pharma.com
Specializes in pharmaceutical research and development, focusing on innovative drug discovery and manufacturing for healthcare improvement. |
439 |
| 22 |
サントリーホールディングス（株）suntory.co.jp
Engages in global water conservation, environmental education, biodiversity protection, and sustainable resource management to ensure future water availability and ecosystem health. |
422 |
| 23 | 
Osaka City University
A prestigious municipally-funded university in Osaka, Japan offering a wide range of graduate schools, faculties, and research institutions across various disciplines |
393 |
| 24 |
hi Inc.
A travel tech company offering an integrated platform for booking, hotel services, destination info, data intelligence, and smart products for the hospitality industry worldwide |
376 |
| 25 |
さくらインターネット（株）sakura.ad.jp
Facilities services provider located in Osaka, Japan specializing in various solutions for businesses in the area |
347 |
| 26 |
Linicallinical.com
Global CRO offering full-service drug development, specializing in Phase I-IV studies across various therapeutic areas, with a focus on overcoming regulatory challenges |
321 |
| 27 |
SARAYAsaraya.world
A leader in sanitation and healthcare, prioritizing sustainable solutions inspired by nature for infection prevention and healthy living |
318 |
| 28 |
Peach Aviationflypeach.com
Pioneer Japanese LCC offering low fares and high-quality service at Kansai International Airport, emphasizing safety and competitive prices for Asia |
240 |
| 29 |
Active Gaming Mediaactivegamingmedia.com
AGM specializes in publishing and supporting digital content for European, American, and Asian markets, with a focus on indie games, anime, and manga |
186 |
| 30 |
Kinder Kids Groupkinderkids.global
Dedicated team providing high-quality education globally with a focus on diversity, inclusivity, and preparing students for a globalized world |
169 |
| 31 |
Xacti Corporationxacti-co.com
With 20 years of experience, Xacti specializes in developing, manufacturing, and distributing digital devices for top camera manufacturers worldwide |
162 |
| 32 |
ENDO Lighting Corporationendo-lighting.com
Specializing in high-quality lighting solutions for a wide range of architectural spaces, incorporating advanced optical technologies and focusing on energy efficiency and customer satisfaction |
87 |
| 33 |
International Financial Services Hong Kongifshongkong.com
The company prioritizes integrity and long-term financial security for clients, offering a wide range of financial products, innovative technology, proactive advice, and a global network of reputable institutions |
29 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.