Company lists · Data refreshed September 2026

Top 22 Electronic materials companies based in Japan

RevenueBase identified 89 company matches for electronic materials companies associated with Japan as of September 2026 and tracks 1,028 professional contacts across them, including 98 with verified work emails. Jing is the largest hub.

This list covers company matches for electronic materials companies associated with Japan, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 19, 2026 How this list was built
89Companies
1,028Contacts tracked
98Verified emails
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The 22 largest electronic materials companies based in Japan

Ranked by team size
Top 22 of 89 company matches for electronic materials companies based in Japan, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTokyo, JapanHQ recorded Sep 19, 20261,001-5,000160 contacts →

Exact match

“The company that would eventually become the Tamura Group came into being in 1924, one year before the start of radio broadcasting in Japan, as the Tamura Radio Store.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact match5-6-36 Toyosu, JapanHQ recorded Sep 19, 202610001+111 contacts →

Exact match

“Proterial Ltd, a leader in the global materials industry since 1910, specializes in high-performance materials for diverse sectors.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact match品川区, JapanHQ recorded Sep 19, 20265,001-10,00055 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact match阿南市上中町, JapanHQ recorded Sep 19, 2026n/a38 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact match港区, JapanHQ recorded Sep 19, 202611-5032 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact match浜松市西区, JapanHQ recorded Sep 19, 2026501-1,00020 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact match摂津市, JapanHQ recorded Sep 19, 2026201-50020 contacts →

Exact match

“We are an R&D-oriented company that specializes in the development of advanced processing technologies for brittle materials used in semiconductor and electronic component…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchFukuoka, JapanHQ recorded Sep 19, 202611-5019 contacts →

Exact match

“Kyulux was established in Japan in 2015 to develop next generation materials for OLED displays and lighting.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact match中央区, JapanHQ recorded Sep 19, 202651-20016 contacts →

Exact match

“Development of printed electronics manufacturing technology and provision of related services”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact match港区, JapanHQ recorded Sep 19, 2026201-50015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact match豊島区, JapanHQ recorded Sep 19, 202651-20014 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchTokyo, JapanHQ recorded Sep 19, 2026201-50013 contacts →

Exact match

“Keiwa is a long-time leading manufacturer in advanced films for industrial, automotive, and display applications.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchOsaka, JapanHQ recorded Sep 19, 20261-1013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact match多摩市, JapanHQ recorded Sep 19, 202651-20012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact match千葉市美浜区, JapanHQ recorded Sep 19, 20261,001-5,00012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact match豊島区, JapanHQ recorded Sep 19, 202611-509 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact match新潟市北区, JapanHQ recorded Sep 19, 202611-509 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact match井原市木之子町, JapanHQ recorded Sep 19, 2026201-5006 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchUrayasu, JapanHQ recorded Sep 19, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchNagoya-city, JapanHQ recorded Sep 19, 202611-503 contacts →

Exact match

“U-MAP is a materials start-up company originating from Nagoya University, dedicated to addressing thermal issues in electronic devices through its exclusive core…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact match中央区, JapanHQ recorded Sep 19, 2026201-5003 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact match荒川区, JapanHQ recorded Sep 19, 202651-2003 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 22 of 89 electronic materials companies based in Japan

See the full list, filter by size, metro and specialty, and access 98 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electronic materials companies based in Japan at a glance

As of Sep 19, 2026
9.5%Verified-email coverage
11.6Average contacts per company
51-200Median size (employees)
7.9%Largest-city concentration · Jing
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
25
51-200
22
201-500
12
501-1,000
5
1,001-5,000
11
5,001-10,000
2
10001+
1

Email recency for this list is measured worldwide rather than for Japan, so it is reported there. Company counts and contact totals on this page are exact for Japan, over 89 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Japan whose business descriptions match “electronic materials companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 98 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “electronic materials companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electronic materials companies are there based in Japan?

RevenueBase identified 89 company matches for electronic materials companies associated with Japan as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Tamura Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most electronic materials companies?

Jing leads with 7 company records, followed by Tokyo (6) and Xian (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 98 professional contacts with verified work emails tracked across these 89 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.