岩崎産業（株）

What 岩崎産業（株） does

Iwasaki Sangyo Co., Ltd. (岩崎産業株式会社) is a privately-held Japanese manufacturer of fashion accessories and clothing materials, founded by Shoichi Iwasaki in 1960 with a predecessor silk-processing business dating to approximately 1930. The company's product portfolio centers on shoulder pads, underarm sweat-absorbing pads, nonwoven interlinings (pace tape), padding/wadding, and face masks, supported by a wholly-owned integrated production system that runs from raw materials through finished goods. Manufacturing is anchored by eleven factories at the Maibara, Shiga headquarters plus dedicated Shiotu and Nagahama factories, with overseas production through wholly-owned subsidiaries in Heyuan (Guangdong) and Shanghai, and a sales subsidiary in Hong Kong.

The company sells directly to apparel manufacturers and fashion industry buyers through three domestic sales offices (Osaka, Tokyo, Gifu) and its overseas subsidiaries, using a direct-to-customer engagement model with no public e-commerce or third-party distribution channels. Its premium sub-brand QUOISM (クオイスム) tiers its highest-standard products under a dedicated quality mark, and product differentiation is rooted in proprietary materials (e.g., BFE 99% mask filters, quick-drying Japanese fabrics) and vertical manufacturing control rather than digital or platform technology. The company is family-controlled, with Masatsugu Iwasaki (岩崎正嗣) serving as Representative Director since May 2015, and Shiga Bank as its primary banking partner; there are no disclosed external investors, funding rounds, or M&A activity.

Name

岩崎産業（株）

Legal name

岩崎産業株式会社

Website

https://is-iwasaki.co.jp

Company type

Private

Founded year

1960

Operating status

Operating

Headcount range

1–10 employees

Short description

Iwasaki Sangyo Co., Ltd. is a family-owned Japanese manufacturer of fashion accessories — shoulder pads, sweat pads, nonwoven interlinings, padding, and masks — produced via integrated in-house manufacturing and sold directly to apparel makers across Japan, China, and Hong Kong.

Ownership category

akta.pro rank

Product category

Garment Accessories Manufacturing

NAICS

Apparel Accessories and Other Apparel Manufacturing (3159), Apparel Accessories and Other Apparel Manufacturing (315990), Apparel Accessories and Other Apparel Manufacturing (31599), Cut and Sew Apparel Manufacturing (except Contractors) (31525)

SIC

Apparel & Other Finishd Prods Of Fabrics & Similar Matl (2300), Wholesale-Apparel, Piece Goods & Notions (5130)

akta.pro primary industry

Textiles, Fabrics, Trims & Components Suppliers (CRAAAAAL)

akta.pro secondary industries

Adhesives, Tapes & Bonding for Apparel (Seam Tape/Hot-Melt Films/Heat-Seal Tapes/Trim Attachment Adhesives) (IMAOALAJ), Outerwear & Cold-Weather Apparel Manufacturers (CRAAAAAI)

Keywords

• Garment accessories manufacturing
• Shoulder pad production
• Nonwoven fabric materials
• Fashion interlining supplies
• Apparel padding materials

Headquarters

HQ city

Maibara, Shiga

HQ country

Japan

HQ region

Asia

Offices8 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Fashion accessories and materials sales: Sale of clothing accessories including shoulder pads, underarm sweat pads, nonwoven fabrics, wadding, and masks to fashion industry customers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Iwasaki Sangyo manufactures and sells fashion accessories and clothing materials — including shoulder pads, underarm sweat-absorbing pads, nonwoven interlinings (pace tape), padding/wadding, and face masks — through an integrated in-house production system spanning multiple factories in Japan and overseas subsidiaries in China and Hong Kong. The company's products are sold directly to apparel manufacturers and fashion industry buyers through its own sales offices, with pricing provided on inquiry rather than publicly disclosed.

Product overview

岩崎産業 is a fashion accessories manufacturer offering a portfolio of clothing materials including shoulder pads, underarm sweat-absorbing pads, nonwoven interlinings (pace tape), padding/wadding, and face masks. The company operates its own integrated production system across multiple factories in Japan and overseas subsidiaries in China and Hong Kong. The QUOISM sub-brand represents its premium line of quality-focused products developed with uncompromising standards.

Differentiator

Problem solved

Functional benefit

Brands

• QUOISM (クオイズム): Brand name combining 'Quality' and 'Ism'. Products developed with uncompromising focus on quality, from manufacturing methods to raw material origins.

Products and services

• 肩パット (Shoulder Pads)

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Scale indicators3 records

Recent moves12 records

Expansion highlights3 records

Direct peers

• Chargeurs SA: French company operating Chargeurs Fashion Technologies, a major global producer of apparel interlinings and technical textiles. Direct competitor to Iwasaki in the nonwoven interlining and garment accessories space serving premium fashion brands.
• Wendler Einlagestoffe: German manufacturer of apparel interlinings, shirt collars, and cuffs. Direct peer competing in the same technical interlinings and apparel accessory materials category as Iwasaki's pace tape and wadding products.
• Matsuoka Corporation: Japanese manufacturer of apparel accessories including interlinings, tapes, and other garment materials. Closest Japanese direct peer to Iwasaki with overlapping product categories in clothing accessories and a similar B2B apparel manufacturer customer base.

Emerging players

• Hwa Hsin Textile Co., Ltd. Taiwanese manufacturer of shoulder pads, bra cups, and apparel accessories. Direct competitor in the shoulder pad category with a regional Asia-focused presence, competing with Iwasaki's core shoulder pad product.

Broad incumbents

• Toyoshima & Co., Ltd. Japanese textile trading company with apparel and industrial materials divisions. Functions as both a B2B textile distributor and a related business in the apparel accessories supply chain that competes with Iwasaki's direct-to-manufacturer model.
• YKK Corporation: Global leader in zippers, snap fasteners, and other apparel accessories and fastening products. YKK is a broad incumbent in the same B2B apparel components/inputs category as Iwasaki, though much larger and more diversified globally.
• Kuraray Co., Ltd. Japanese specialty chemical and fiber manufacturer producing nonwoven materials, textiles, and functional materials. A broad incumbent in the textile materials space with overlap to Iwasaki's nonwoven fabric and wadding products.
• Takeda Lace Co., Ltd. Japanese textile manufacturer specializing in lace, embroidery, and related apparel accessories. Operates in the same broader B2B apparel accessories market as Iwasaki, supplying fashion manufacturers with complementary decorative and structural materials.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/%E5%B2%A9%E5%B4%8E%E7%94%A3%E6%A5%AD%EF%BC%88%E6%A0%AA%EF%BC%89

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries3 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 岩崎産業（株）