WILCO

What WILCO does

WILCO (株式会社ウィルコ) is a privately held Japanese B2B e-commerce company founded in May 2000 and headquartered in Aoba-ku, Yokohama. The company operates wilco.jp, a self-serve e-commerce platform specializing in the sale of industrial fasteners — screws, bolts, nuts, washers, spacers, precision shafts, insulators, and related hand tools — maintaining an in-house inventory of 40,000+ product SKUs across materials including iron, stainless steel, aluminum, titanium, engineering plastics, and ceramics. WILCO differentiates through minimum 1-piece order quantities, 5-tier volume-based pricing, free shipping above 2,000 yen, and a same-day shipment rate of 87% for orders placed before 3PM on weekdays from its own warehouse.

The core technology is a proprietary self-developed B2B e-commerce system managing the same-day shipment workflow alongside licensed specialty fastener technologies: FA Coat (zinc-iron alloy plating with silicate ester resin, 3,000+ hour salt spray resistance), Nylok (vibration-resistant nylon coating licensed from Nylok LLC, used in NASA satellites and aerospace), Gizatite (loosening-resistant tapping screws licensed from Nittoku Seiko), and Sabinaijan (high-corrosion black stainless). WILCO generates revenue through direct per-unit transaction sales, with no subscription component, distributing exclusively via its own e-commerce platform and FAX ordering to domestic Japanese corporations and educational institutions. As of September 2025, the company serves 9,381 customer organizations with a staff of 23 employees and is operationally part of the broader Hirosugi Group alongside group affiliates Hirosugi Information Center and Hirosugi Keiki Co., Ltd.

Name

WILCO

Legal name

株式会社ウィルコ

Website

https://wilco.jp

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

11–50 employees

Short description

WILCO is a Japanese B2B e-commerce company that sells industrial fasteners (screws, bolts, nuts, washers) and specialty coated products to domestic manufacturing firms, educational institutions, and precision equipment makers via its wilco.jp platform with same-day shipping from 40,000+ in-stock SKUs.

Ownership category

akta.pro rank

Product category

Industrial Fasteners

NAICS

Industrial Supplies Merchant Wholesalers (42384), Merchant Wholesalers, Durable Goods (423)

SIC

Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070), Retail-Catalog & Mail-Order Houses (5961)

akta.pro primary industry

Metals, Plastics & Fabrication Materials Marketplaces (CRAFAHAN)

akta.pro secondary industry

Fasteners, Nails, Screws & Anchors Retail (CRAIADAC)

Keywords

• Industrial fasteners
• Screw bolt sales
• B2B e-commerce
• Fastener distribution
• Precision hardware

Headquarters

HQ city

Yokohama

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Fastener E-commerce Sales: WILCO generates revenue through direct B2B e-commerce sales of industrial fasteners (screws, bolts, nuts, washers, spacers, precision shafts, etc.) priced per unit with 5-tier quantity-based pricing tiers. Sales are conducted via own e-commerce website and FAX orders. Revenue is transaction-based with no subscription component; pricing varies by order quantity with volume discounts applied automatically.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

WILCO sells industrial fasteners (screws, bolts, nuts, washers, spacers, precision shafts, mechanical components, and hand tools) directly to Japanese domestic businesses and educational institutions through its self-developed B2B e-commerce platform wilco.jp. The catalog spans 40,000+ in-stock SKUs across multiple materials (iron, stainless steel, aluminum, titanium, engineering plastics, ceramics) and offers minimum 1-piece orders with same-day shipping for orders before 3PM on weekdays, supported by 5-tier quantity-based volume pricing.

Product overview

WILCO operates an e-commerce platform selling industrial fasteners and mechanical components, primarily serving Japanese B2B customers. The product portfolio centers on fasteners (screws, bolts, nuts, washers) with over 40,000 SKUs stocked in-house, complemented by precision components (spacers, shafts, insulators, tubes) and hand tools. Specialty offerings include proprietary FA-coated hex socket bolts, Nylok locking screws, Gizatite anti-loosening tapping screws, and Sabinaijan high-corrosion-resistance black stainless products. The platform supports same-day shipping for orders before 3 PM weekdays and sells all items individually from 1 unit.

Differentiator

Problem solved

Functional benefit

Products and services

• Screws (Machine Screws, Tapping Screws, Set Screws, Full-Threaded Screws, Thumb Screws) Comprehensive range of screws including machine screws, tapping screws, set screws, full-threaded screws, and thumb screws in multiple materials (metal and resin/ceramics) and finishes, sold individually from 1 piece.
• Bolts (Hex Bolts, Cap Bolts with Hex Socket, Captive Bolts) Hex bolts, cap bolts with hex socket heads, and captive/loss-prevention bolts available in iron, stainless steel, aluminum, titanium, and other materials.
• Nuts (Hex Nuts, Insert Nuts, Knurled Thumb Nuts, Locking Nuts) Hex nuts (1st/2nd/3rd type, DIN), press-fit and threaded insert nuts, knurled thumb nuts, and special locking nuts in metal and resin materials.
• Washers (Flat, Spring, Nord-Lock, Toothed Lock, Rosette, Thrust) Flat washers, spring washers, Nord-Lock washers, toothed lock washers, rosette washers, and thrust washers in various metal and resin materials.
• Spacers (Hex and Round, Threaded) Hex and round spacers with internal/external threads, available in metal and resin materials.
• Mechanical Components (Insulating Bushes, Precision Shafts, Spring Posts, Insulators, Engineering Plastic Tubes) Insulating bushes, precision shafts, spring posts, insulators, and engineering plastic microtubes including PEEK, PPS, and polyimide.
• Hand Tools (Screwdrivers, Bits, L-Wrenches, Spanners, Dumont Tweezers) Hand tools including screwdrivers, bits, L-wrenches (hex keys), spanners, and precision Dumont tweezers for fastener installation and precision work.
• FA Coat Processed Hex Socket Cap Bolts Original FA-coated iron hex socket cap bolts with high corrosion resistance (3,000+ hours salt spray test), chromate-free environmental compliance, for automotive and industrial applications.
• Nylok Processed Screws Screws with permanently attached special nylon coating for vibration-resistant return prevention, used in aerospace, automotive, and medical equipment applications.
• Gizatite Anti-Loosening Tapping Screws Loosening-resistant tapping screws with asymmetric thread design and circumferential grooves that engage resin materials to prevent back rotation loosening.
• Sabinaijan High-Corrosion-Resistance Black Stainless Steel Fasteners High corrosion resistance black-dyed stainless steel fasteners with 3,000+ hours salt spray test resistance for decorative and outdoor applications.

Quantifiable outcome

• 87% same-day shipment rate for orders before 3PM (2023)
• +3 more outcomes

Named customers1 record

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Three partnerships are on record, tiered minor and core.

• Compasso Tax Accountant Corporation (コンパッソ税理士法人)minorOthersTax and accounting advisory partner providing professional accounting services to WILCO
• Hirossugi Information Center (廣杉情報センター)coreStrategic or Co-development PartnerGroup company located in Yokohama, part of the Hirosugi corporate group; provides information technology services and support for WILCO's e-commerce operations
• Hirosugi Keiki Co., Ltd. (株式会社廣杉計器)coreStrategic or Co-development PartnerGroup company located in Kawasaki; part of the Hirosugi corporate group; provides complementary instrumentation and measurement equipment products

Scale indicators4 records

Recent moves8 records

Expansion highlights4 records

Direct peers

• Sugita Screw Co., Ltd. Japanese screw and fastener manufacturer/distributor serving precision equipment, electronics, and industrial customers with specialty treated products. Comparable to WILCO as a Japan-domestic fastener specialist with proprietary surface treatments and a focus on quality/differentiated offerings in the same customer verticals.
• Würth Group: Global market leader in fastener and tool distribution with a large direct-sales force serving industrial and trade customers across automotive, construction, and manufacturing. Comparable to WILCO in fastener category focus, specialty treated/coated product lines, and B2B customer base, though Würth is far larger and operates a field-sales model rather than pure e-commerce.
• McMaster-Carr: US-based industrial supply catalog/e-commerce company offering an exceptionally broad SKU assortment (hundreds of thousands) with same-day shipping and small-quantity ordering. Highly comparable to WILCO in catalog-driven self-serve model, SKU depth philosophy, fast fulfillment, and minimum-quantity flexibility for engineers.
• MonotaRO: Japan's leading B2B e-commerce platform for industrial MRO supplies with approximately 10 million SKUs and same-day delivery. Directly comparable to WILCO in B2B self-serve e-commerce model, target customer base (engineers, maintenance, manufacturing), and small-lot procurement positioning, though at vastly larger scale.
• MISUMI Corporation: Japanese industrial components B2B platform offering configurable/mechanical parts, fasteners, and factory automation components with same-day shipping. Comparable to WILCO in self-serve online catalog model, engineer customer base, and small-quantity custom orders with volume-tier pricing.

Broad incumbents

• Fastenal Company: US-based industrial supply distributor with strong fastener category presence operating through vending machines, on-site locations, and increasingly through e-commerce. Comparable to WILCO in fastener-centric product mix and B2B customer base, though Fastenal operates at vastly greater scale with a fundamentally different go-to-market model.
• MSC Industrial Direct: US-based metalworking and industrial supply distributor with extensive fastener, tool, and MRO assortments serving manufacturing customers. Comparable to WILCO in e-commerce-driven B2B distribution to manufacturing/industrial customers, though operating across broader categories and at much larger scale.
• Amazon Business Japan: Amazon's B2B procurement platform offering industrial supplies, fasteners, and MRO products with fast delivery to Japanese business customers. Comparable to WILCO in e-commerce convenience, broad assortment, and small-quantity ordering for B2B customers, though Amazon operates as a marketplace across all categories with vastly larger scale and pricing power.
• Grainger (W.W. Grainger): North America's largest industrial MRO distributor with broad product catalog including fasteners, tools, and facility maintenance supplies, plus a Japan presence. Comparable to WILCO in B2B e-commerce, fast delivery, and broad industrial customer base, though Grainger is a generalist across many MRO categories beyond fasteners.

Regional players

• Trusco Nakayama Corporation: Japanese industrial tool and MRO supply distributor with both catalog and e-commerce channels serving professional and manufacturing customers domestically. Comparable to WILCO as a domestic Japanese industrial supplier focused on small-lot procurement for engineers and trades, primarily serving the same geographic market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks7 records

Key highlights7 records

Customer concentration

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

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 WILCO