What Daiko Tsusan does

Daiko Tsusan Co., Ltd. (ダイコー通産株式会社) is a Japan-domiciled, Tokyo Stock Exchange Standard Market-listed (TYO: 7673) specialized trading company founded in 1975 in Matsuyama, Ehime Prefecture. The company purchases approximately 43,000 product items from about 450 manufacturers and distributes them through 13 regional sales offices and two logistics hubs (Matsuyama and Tokyo) to roughly 2,700 customers, principally communication construction firms, telecommunications operators, and CATV providers across all regions of Japan. Its 13-category product catalog spans power and communication cables, network equipment, LAN wiring materials, business phone systems, pole and lightning protection hardware, disaster-prevention materials, outdoor wiring supplies, piping, indoor materials, connectors, and measuring instruments, supplemented by the proprietary DAN Series private brand developed to carrier specifications.

Underlying operations combine direct field sales, bulk procurement for cost competitiveness, nationwide logistics from the Matsuyama headquarters and the newly relocated Tokyo logistics center (May 2024), and consulting-based solution selling. Recent strategic actions include completing nationwide branch coverage with the 2022 Kagoshima office opening, a special dealer contract with NTT West (2022) extending into OEM services, ongoing approvals with Japanese utilities (Okinawa Electric, Kansai Electric Power), and a refreshed board in August 2025 with new regional-operations directors and an independent audit director. For FY2026 ending May 2026 the company reported revenue of ¥21,983M, ordinary profit of ¥1,303M, and net assets of ¥9,017M, with 142 employees as of May 31, 2025.

Name

Daiko Tsusan

Legal name

ダイコートクサン株式会社

Website

https://daiko-tsusan.co.jp

Company type

Public

Founded year

1975

Operating status

Operating

Headcount range

101–250 employees

Short description

Daiko Tsusan is a Japanese specialty trading company that distributes approximately 43,000 CATV, telecom, and information communication infrastructure products from about 450 suppliers to roughly 2,700 communication construction firms, telecom operators, and utility customers through 13 nationwide sales offices.

Ownership category

akta.pro rank

Headquarters

HQ city

Matsuyama

HQ country

Japan

HQ region

Asia

Offices13 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Equipment and Materials Sales: Wholesale distribution of CATV and information communication equipment and materials including cables, network equipment, connectors, and related components. The company purchases approximately 43,000 products from about 450 suppliers and sells to approximately 2,700 customers through 13 sales offices.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Daiko Tsusan is a specialized trading company (shosha) that distributes approximately 43,000 product items sourced from about 450 suppliers to roughly 2,700 customers across Japan. The portfolio covers CATV cables, network equipment, LAN wiring materials, lightning protection, outdoor wiring, piping, connectors, and measuring instruments, supplied to communication construction companies, telecommunications operators, and CATV operators through 13 regional sales offices and two logistics hubs.

Product overview

Daiko Tsusan is a specialized trading company operating in the CATV and information communication sectors. The company offers approximately 43,000 product items sourced from about 450 manufacturers to approximately 2,700 customers. The product portfolio is organized into 13 main categories: (1) Cables - including power, communication, fire protection, instrumentation, telephone, coaxial, LAN, and optical fiber cables; (2) Network Equipment - access points, switching hubs, routers, media converters, cameras, NAS, UPS, and UTM security devices; (3) Network Materials - cabinets, splice units, racks; (4) LAN Wiring Materials; (5) Business Phone Systems; (6) Pole-Related Materials; (7) Lightning Protection Materials; (8) Disaster Prevention Materials; (9) Outdoor Wiring Materials; (10) Piping Materials; (11) Indoor Materials; (12) Connectors; and (13) Measuring Instruments and Tools. The company also offers proprietary self-planned private brand products. With 13 domestic sales offices across Japan and logistics centers, they provide one-stop supply of telecommunications infrastructure materials nationwide.

Differentiator

Problem solved

Functional benefit

Brands

• DAN Series (オリジナルブランド): Private brand original products including cables and materials developed based on customer needs.

Products and services

• Cable Products (電力ケーブル, 通信ケーブル, 消防ケーブル, 計装ケーブル, 電話ケーブル, 同軸ケーブル, LANケーブル, 光ファイバケーブル) Comprehensive range of cables including power cables, communication cables, fire protection cables, instrumentation cables, telephone cables, coaxial cables, LAN cables, and optical fiber cables for CATV and telecommunications infrastructure. Sold to communication construction companies and telecommunications operators in Japan.
• Network Equipment (アクセスポイント, スイッチングHUB, ブロードバンドルータ, メディアコンバータ, ネットワークカメラ, NAS, UPS, UTM) Network equipment including access points, switching hubs, broadband routers, media converters, network cameras, NAS storage, UPS power supplies, and UTM security devices for enterprise and carrier networks.
• Network Materials (キャビネット, プラボックス, スプライスユニット, スプライスボックス, 光配線盤, 19インチラック) Network infrastructure materials including cabinets, plumbing boxes, splice units, splice boxes, optical distribution panels, and 19-inch racks used in telecommunications and CATV facilities.
• LAN Wiring Materials (モジュラープラグ, モジュラージャック, モジュラーローゼット, モジュラーパッチパネル, LAN用アクセサリ) LAN wiring materials including modular plugs, modular jacks, modular rosettes, modular patch panels, and various LAN accessories used in commercial and enterprise network installations.
• Business Phone Systems and Peripherals (ビジネスホン, 通話録音装置, 留守番電話装置, 日課放送装置, ドアホン, ナースコール, 複合機) Business phone systems and peripherals including business phones, call recording devices, answering machines, scheduled broadcast devices, door phones, nurse call systems, and multifunction machines.
• Pole-Related Materials (鋼管柱, コンクリート柱, ポール用部材) Pole-related materials including steel pipe columns, concrete columns, and pole components for telecommunications infrastructure.
• Lightning Protection Materials (避雷針, 接地銅板, アース棒, 接地埋設標, 接地低減材, 圧着端子, SPD) Lightning protection materials including lightning rods, grounding copper plates, ground rods, grounding markers, grounding reduction materials, compression terminals, and SPD surge protection devices.
• Disaster Prevention Materials (防災無線用柱, 防災無線用スピーカー, スピーカー取付け具, 避雷針取付け具, 空中線取付け具, 端子函) Disaster prevention materials including disaster radio poles, disaster radio speakers, speaker mounting brackets, lightning rod mounting brackets, antenna mounting brackets, and terminal boxes used in municipal disaster communications systems.
• Outdoor Wiring Materials (自在バンド, アームタイレスバンド, 腕金物, 吊架・分岐・引留金物, ケーブル引込金物, 支線用商品, スチールより線, 巻付グリップ, スパイラルスリーブ, ケーブル防護カバー) Outdoor wiring materials including adjustable bands, arm tie bands, cross arms, suspension/branch hardware, cable entry hardware, guy wire products, zinc-plated steel strands, winding grips, spiral sleeves, and cable protective covers for overhead cable installations.
• Piping Materials (薄鋼・厚鋼電線管, 硬質ビニル電線管, CD管, PF管, FEP管, 防水プリカチューブ, ハンドホール) Piping materials including thin/thick steel conduit, hard vinyl conduit, CD pipe, PF pipe, FEP pipe, waterproof pre-ca pipe, and handholes used to route and protect cables in infrastructure projects.
• Indoor Materials (分岐・分配・混合分波器, 保安器, 接続コード, モジュラーコード, モール, OAタップ, コンセントプレート) Indoor materials including branching/distributing/mixing wave separators, security devices, connection cords, modular cords, moldings, OA taps, and outlet plates for in-building CATV and telecom installations.
• Connectors (F型コネクタ, N型コネクタ, M型コネクタ, BNC型コネクタ, 光用コネクタ, 同軸ケーブル用コネクタ) Various connectors including F-type, N-type, M-type, BNC-type, optical connectors, and coaxial cable connectors used to terminate and join communication cables.
• Measuring Instruments and Tools (光ファイバ融着機, 信号レベルメーター, はしご, 柱上安全帯, 電動工具, 通線工具, 圧着工具) Measuring instruments and tools including optical fiber fusion splicers, signal level meters, ladders, pole safety belts, power tools, threading tools, and crimping tools used by communication construction crews.
• Self-Planned Private Brand Products (自社企画商品 / DAN Series) Private brand products planned and developed in-house based on customer needs, offering high-added-value cables and materials that extend beyond standard trading company offerings. Includes the DAN series original brand.

Named customers2 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• NTT West (NTT 西日本)coreChannel Partner/ Reseller/ Distributor · 1 July 2022Daiko entered into a special dealer contract with NTT West in July 2022, selling OEM products including Do Security, Do Expense Reduction, and Do Muda Diagnosis services. This partnership enables Daiko to provide NTT West specification-compliant products to its customer base.

Scale indicators8 records

Recent moves10 records

Expansion highlights5 records

Broad incumbents

• Anixter (WESCO): Pre-merger Anixter was a global distributor of network and security solutions, electrical and electronic wire and cable — now part of WESCO. Closest historical direct peer to Daiko in the comm-infrastructure distribution niche, particularly in cabling and network equipment.
• Graybar: Large US-based distributor specializing in electrical, communications, and data-networking products for commercial, industrial, and utility customers. Comparable business model (specialty distribution with project/customer solutions) and customer overlap (telecom carriers, contractors).
• WESCO International: Global Fortune 500 distributor of electrical, communications, and utility infrastructure products and services. Comparable to Daiko at the category and business-model level, but operating at vastly greater scale across multiple geographies and product categories.

Direct peers

• Kansai Denki: Japanese electrical equipment and materials distributor focused on West Japan with telecom, industrial, and construction customers. Comparable product mix and direct-sales distribution model to Daiko, but with a more concentrated Kansai-area footprint.
• Suzuden Corporation: Japanese electrical equipment and materials distributor serving telecom, construction, and industrial customers. Comparable to Daiko in product breadth (cables, network gear, installation materials), customer base, and direct-sales distribution model in Japan.
• Ryoden Corporation: Japanese trading company specializing in electronic and electrical components, devices, and equipment for industrial and telecom customers. Overlapping business model with Daiko as a B2B distributor of communications-related hardware and materials in Japan.
• MonotaRO: Japan-listed MRO and industrial supplies e-distributor serving maintenance, construction, and manufacturing customers. Comparable business model (broad-line B2B distribution of supplies) but with stronger digital/online channel orientation and broader end-market reach.
• Naigai Tech: Japanese specialty distributor of cables, connectors, and electrical/electronic components to telecom and industrial customers. Closest direct comparable to Daiko Tsusan by product mix, customer type, and one-stop distribution model in Japan.

Emerging players

• Misumi Corporation: Japanese-listed global distributor of factory automation, mechanical, and electronic components via catalog and digital channels. Adjacent rather than direct — overlaps with Daiko in network/electronic component distribution but is broader, more digital, and more global.

Others

• Nishitetsu (Nishi-Nippon Railroad trading division): Diversified Japanese trading and logistics group with operations touching construction materials and infrastructure supplies. Included as an ecosystem/thematic adjacency rather than a true direct competitor; useful for understanding the broader Japanese trading/distribution landscape Daiko operates within.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries2 records

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 Daiko Tsusan