iPROS Manufacturing
  • Search for products by classification category

    • Electronic Components and Modules
      Electronic Components and Modules
      61406items
    • Machinery Parts
      Machinery Parts
      75618items
    • Manufacturing and processing machinery
      Manufacturing and processing machinery
      101700items
    • Scientific and Physics Equipment
      Scientific and Physics Equipment
      36160items
    • Materials
      Materials
      37634items
    • Measurement and Analysis
      Measurement and Analysis
      55343items
    • Image Processing
      Image Processing
      15341items
    • Control and Electrical Equipment
      Control and Electrical Equipment
      54262items
    • Tools, consumables, and supplies
      Tools, consumables, and supplies
      65274items
    • Design and production support
      Design and production support
      12650items
    • IT/Network
      IT/Network
      45302items
    • Office
      Office
      14111items
    • Business support services
      Business support services
      25181items
    • Seminars and Skill Development
      Seminars and Skill Development
      6531items
    • Pharmaceutical and food related
      Pharmaceutical and food related
      33529items
    • others
      74959items
  • Search for companies by industry

    • Manufacturing and processing contract
      7328
    • others
      4978
    • Industrial Machinery
      4434
    • Machine elements and parts
      3316
    • Other manufacturing
      2884
    • Trading company/Wholesale
      2598
    • IT/Telecommunications
      2553
    • Industrial Electrical Equipment
      2312
    • Building materials, supplies and fixtures
      1815
    • software
      1654
    • Electronic Components and Semiconductors
      1572
    • Resin/Plastic
      1499
    • Service Industry
      1459
    • Testing, Analysis and Measurement
      1130
    • Ferrous/Non-ferrous metals
      984
    • environment
      698
    • Chemical
      637
    • Automobiles and Transportation Equipment
      573
    • Printing Industry
      512
    • Information and Communications
      464
    • Consumer Electronics
      412
    • Energy
      326
    • Rubber products
      318
    • Food Machinery
      307
    • Optical Instruments
      277
    • robot
      272
    • fiber
      253
    • Paper and pulp
      228
    • Pharmaceuticals and Biotechnology
      170
    • Electricity, Gas and Water Industry
      165
    • Warehousing and transport related industries
      149
    • Glass and clay products
      139
    • Food and Beverage
      130
    • CAD/CAM
      123
    • retail
      108
    • Medical Devices
      105
    • Educational and Research Institutions
      103
    • Ceramics
      98
    • wood
      88
    • Transportation
      82
    • Petroleum and coal products
      62
    • Medical and Welfare
      61
    • Shipbuilding and heavy machinery
      50
    • Aviation & Aerospace
      47
    • Fisheries, Agriculture and Forestry
      41
    • equipment
      38
    • Public interest/special/independent administrative agency
      31
    • Materials
      30
    • Research and development equipment and devices
      27
    • Government
      24
    • self-employed
      24
    • Mining
      17
    • Finance, securities and insurance
      13
    • cosmetics
      13
    • Individual
      10
    • Restaurants and accommodations
      9
    • Police, Fire Department, Self-Defense Forces
      7
    • Laboratory Equipment and Consumables
      5
    • Raw materials for reagents and chemicals
      3
    • Contracted research
      3
  • Special Features
  • Ranking

    • Overall Products Ranking
    • Overall Company Ranking
Search for Products
  • Search for products by classification category

  • Electronic Components and Modules
  • Machinery Parts
  • Manufacturing and processing machinery
  • Scientific and Physics Equipment
  • Materials
  • Measurement and Analysis
  • Image Processing
  • Control and Electrical Equipment
  • Tools, consumables, and supplies
  • Design and production support
  • IT/Network
  • Office
  • Business support services
  • Seminars and Skill Development
  • Pharmaceutical and food related
  • others
Search for Companies
  • Search for companies by industry

  • Manufacturing and processing contract
  • others
  • Industrial Machinery
  • Machine elements and parts
  • Other manufacturing
  • Trading company/Wholesale
  • IT/Telecommunications
  • Industrial Electrical Equipment
  • Building materials, supplies and fixtures
  • software
  • Electronic Components and Semiconductors
  • Resin/Plastic
  • Service Industry
  • Testing, Analysis and Measurement
  • Ferrous/Non-ferrous metals
  • environment
  • Chemical
  • Automobiles and Transportation Equipment
  • Printing Industry
  • Information and Communications
  • Consumer Electronics
  • Energy
  • Rubber products
  • Food Machinery
  • Optical Instruments
  • robot
  • fiber
  • Paper and pulp
  • Pharmaceuticals and Biotechnology
  • Electricity, Gas and Water Industry
  • Warehousing and transport related industries
  • Glass and clay products
  • Food and Beverage
  • CAD/CAM
  • retail
  • Medical Devices
  • Educational and Research Institutions
  • Ceramics
  • wood
  • Transportation
  • Petroleum and coal products
  • Medical and Welfare
  • Shipbuilding and heavy machinery
  • Aviation & Aerospace
  • Fisheries, Agriculture and Forestry
  • equipment
  • Public interest/special/independent administrative agency
  • Materials
  • Research and development equipment and devices
  • Government
  • self-employed
  • Mining
  • Finance, securities and insurance
  • cosmetics
  • Individual
  • Restaurants and accommodations
  • Police, Fire Department, Self-Defense Forces
  • Laboratory Equipment and Consumables
  • Raw materials for reagents and chemicals
  • Contracted research
Special Features
Ranking
  • Overall Products Ranking
  • Overall Company Ranking
  • privacy policy
  • terms of service
  • About Us
  • Careers
  • Advertising
  1. Home
  2. Electronic Components and Semiconductors
  3. M.WATANABE & CO.,LTD.
Electronic Components and Semiconductors
  • Added to bookmarks

    Bookmarks list

    Bookmark has been removed

    Bookmarks list

    You can't add any more bookmarks

    By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

    Free membership registration

M.WATANABE & CO.,LTD.

EstablishmentJuly 1952
capital8000Ten thousand
number of employees59
addressTokyo/Chuo-ku/2-16, 4-chome, Nihonbashi-Muromachi,
phone03-3241-5231
  • Special site
  • Official site
last updated:May 27, 2026
M.WATANABE & CO.,LTD.logo
  • Contact this company

    Inquiry Form
  • Company information
  • Products/Services(71)
  • catalog(37)
  • news(0)

M.WATANABE & CO.,LTD. Company Overview

"Everything is for the satisfaction of our customers." We accurately respond to the diversifying and complicating needs.

Founded in 1930 as a specialized trading company for imports and exports, we celebrated our 90th anniversary in 2020 and are fully committed to the further development of the M.WATANABE Group. Since the mid-1960s, we have started manufacturing and selling our own products such as quartz processed products, silicone rubber molded products, and cleaning equipment, under the policy of selling silicon (Si) related products to the semiconductor industry. As a manufacturing trading company, we have grown alongside the IT society by providing high-quality products and services. Moving forward, we aim to create a company where employees of the group companies, centered around M.WATANABE & CO.,LTD., work vibrantly every day, and the entire workplace becomes a learning organization. We are determined to continue striving in all our business endeavors with a strong will to respond to the true needs of society. We sincerely ask for your continued support and patronage.

Business Activities

【Related Manufacturing Departments】 ● WACOM MANUFACTURING CO., LTD. Quartz glass products (ASM Epsilon quartz components, various processed products), silicone rubber products, components for semiconductor equipment, carriers for wrapping and polishing. ● TOMCO MFG.,LTD. Wafer transfer machines, IPA vapor drying equipment, parts regeneration cleaning, parts processing. ● AMAYA CO.,LTD Atmospheric CVD equipment, MO-CVD equipment, photomask cleaning equipment. 【Environmental Related】 Solar-grade Si wafers, separator & cleaning systems, wire soak coolant recovery systems, cerium oxide recovery systems, slurry recycling systems, IPA recycling systems, water quality analyzers, inorganic coagulant oil floc. 【Materials and Components Related】 Covalent Materials Co., Ltd. products (quartz glass, SiC, carbon), fine ceramics, machinable ceramics, various filters, other consumable parts for semiconductor equipment, silicone resins, refractory materials, various heater-related products.

Recommended information

Products/Services (71)

O-ring "Katon" product image
O-ring "Katon"
Silicone rubber sheet for electronic devices product image
Silicone rubber sheet for electronic devices
Silicone rubber sheet with glass epoxy substrate for communication equipment product image
Silicone rubber sheet with glass epoxy substrate for communication equipment
Aerospace-grade heat-resistant silicone rubber sheet product image
Aerospace-grade heat-resistant silicone rubber sheet

Go to product/service list

catalog(37)

Survey responses are required to view e-book details. Click to view the e-book.

Introduction of (Maxmold) Katon FFKM O-ring Products_20260508 <Watanabe Trading Company>

Introduction of (Maxmold) Katon FFKM O-ring Products_20260508 <Watanabe Trading Company>

PRODUCT
  • E-book viewing
  • Catalog download

Contact this catalog

Katon Japanese Semiconductor Catalog 2026 Q1 <Watanabe Trading Company>

Katon Japanese Semiconductor Catalog 2026 Q1 <Watanabe Trading Company>

PRODUCT
  • E-book viewing
  • Catalog download

Contact this catalog

Katon MATERIAL SELECTION GUIDE

Katon MATERIAL SELECTION GUIDE

PRODUCT
  • E-book viewing
  • Catalog download

Contact this catalog

Appearance Inspection AI 'NuLMiL'

Appearance Inspection AI 'NuLMiL'

PRODUCT
  • E-book viewing
  • Catalog download

Contact this catalog

Go to catalog list

Detailed information

Company name M.WATANABE & CO.,LTD.
number of employees59
Contact addresspostalcode 103-0022 Tokyo/ Chuo-ku/ 2-16, 4-chome, Nihonbashi-Muromachi, View on map TEL:03-3241-5231 FAX:03-3241-5208
Business LocationsClick here for the list
Industry Electronic Components and Semiconductors
M.WATANABE & CO.,LTD. Building Image
  • Contact this company

    Inquiry Form

Products

  • Search for Products

Company

  • Search for Companies

Special Features

  • Special Features

Ranking

  • Overall Products Ranking
  • Overall Company Ranking

support

  • site map
IPROS
  • privacy policy Regarding external transmission of information
  • terms of service
  • About Us
  • Careers
  • Advertising
IPROS Services
  • >IPROS GMS | Search site for the manufacturing industry
  • >IPROS | Search site for the B2B industry
COPYRIGHT © 2001-2026 IPROS CORPORATION ALL RIGHTS RESERVED.
Please note that the English text on this page is automatically translated and may contain inaccuracies.