South Korea is becoming a key player in the global bag industry, known for quality craftsmanship and innovative design. In 2025, major trends include eco-friendly materials, lightweight builds, and smart features. This article introduces the top 8 Custom Korean briefcase brands, showcasing how they blend function and fashion to meet modern business and travel needs.
1. Porter
Established: 1935, founded by Kichizo Yoshida (Though a Japanese brand, Porter has strong influence and popularity in the Korean market, especially among business professionals.)
Company Positioning: Porter is part of Yoshida & Co., known for its high-quality, functional bags that blend classic style with modern design. The brand focuses on durability and practicality, making it a favorite among business users and design enthusiasts.
Briefcase Materials: Porter briefcases typically use high-density nylon combined with selected genuine leather, striking a balance between lightweight comfort and toughness. The interiors often feature water-resistant linings to protect belongings during daily commute and travel.
Customization/OEM: Porter mainly maintains in-house design and production, with limited OEM operations. However, the brand occasionally offers customization options for corporate gifts and limited edition collaborations.
2. OSOI
Established: 2014, founded by designer Shin Seok-kyu.
Company Positioning: Recognized as one of the best Korean briefcase brands, this label is known for minimalist aesthetics and unique geometric designs. It focuses on creating stylish yet practical bags for modern young professionals, emphasizing vibrant color usage and innovative shapes. As one of the top Korean briefcase brands, it blends high-quality materials suitable for various urban lifestyles.
Briefcase Materials: Crafted primarily from premium genuine leather and eco-friendly synthetic materials, the briefcases balance texture with durability. Designs highlight lightweight functionality, often incorporating creative elements such as asymmetrical shapes and color blocking.
Customization/OEM: Operating mainly through in-house design and small-batch production, this brand is also recognized among notable Korean briefcase manufacturers. While customization services are limited, it maintains a strong emphasis on originality and brand identity, standing out as a leading name in Korean designer briefcases.
3. Stand Oil
Established: Founded by designer Kim Jeong-heon and operated under Kozha Co., Ltd., headquartered in Seoul.
Company Positioning: Stand Oil is a Korean local brand specializing in modern, practical, and stylish bags. The brand strongly emphasizes sustainability and is known for producing Custom eco-friendly Korean briefcases that appeal to environmentally conscious consumers seeking both quality and design.
Briefcase Materials: Their collections mainly feature vegan leather and 100% polyester materials, combining durability with a refined texture. The designs prioritize lightweight functionality and are ideal examples of smart briefcases Korea offers, perfectly suited for everyday commuting and business needs.
Customization/OEM: Currently, Stand Oil focuses on in-house design and small-batch production, with limited OEM operations. Customization services are rare as the brand aims to preserve design originality and its distinct market position.
Styles & Audience: Stand Oil’s range reflects the diversity of Korean briefcase styles, catering especially to modern professionals, including a notable selection of Korean women’s briefcases that blend practicality with elegant design.
4. Archivepke
Established: The brand name combines “archive” and “épke” (meaning refined taste), reflecting a commitment to timeless fashion and sophisticated design.
Company Positioning: Archivepke is a Korean local brand focused on designing modern, practical, and stylish bags. Emphasizing sustainability, it offers eco-friendly Korean briefcases that provide excellent value without compromising style.
Custom Briefcase Materials: The collections primarily use vegan leather and 100% polyester, balancing texture and durability. Their designs highlight lightweight functionality, making them a smart choice among smart briefcases Korea is known for, perfectly suited for daily commuting and business.
Customization/OEM: The brand offers limited customization to maintain its original design philosophy and distinctive character.
Styles & Audience: Reflecting a variety of Korean briefcase styles, Archivepke caters to modern professionals and includes elegant options in their Korean women’s briefcase range, blending practicality with refined aesthetics.
5. LOEUVRE
Established: Launched in February 2019 by Eternal Group’s Min Kyung‑Jun, LOEUVRE debuted in Seoul and shortly after expanded to major Korean department stores and flagship locations.
Company Positioning: Inspired by French art and the play of light and shadow, LOEUVRE positions itself among the top Korean briefcase brands with an artistic approach—treating each creation as a “work of art.” Their collections capture Korean briefcase styles that feel both elegant and thoughtfully designed.
Briefcase Materials & Designs: While not strictly leather-based, their range includes structured totes, hobos, and bucket silhouettes made from high-grade vegan leather and premium synthetics. The distinctive geometric lines and artistic flair make LOEUVRE a notable Korean designer of briefcases.
Customization/OEM: Operating primarily with proprietary designs, LOEUVRE offers in-house small-batch production. There’s no wide-scale OEM service, as the brand emphasizes creative integrity and originality.
Styles & Audience: LOEUVRE’s lineup spans quintessential custom Korean women’s briefcase options and chic crossbody styles that resonate with both everyday commuters and style-conscious professionals looking for smart briefcases that Korea currently offers.
6. KOIMOOI
Established: Founded in September 2019 in Korea, the designer bag brand KOIMOOI (inspired by the word “Koi,” symbolizing growth and resilience) quickly rose to fame in under two years, gaining popularity through exposure in K-dramas and among celebrities like HyunA, Kim Tae-hee, and Han So-hee.
Company Positioning: Positioned as one of the best Korean briefcase brands, KOIMOOI blends bold design with feminine sensibility. Known for Korean designer briefcases, the label offers creative, eye-catching forms while maintaining practical usability.
Briefcase Materials & Styles: The brand features premium cowhide leather in its standout collections—such as urban-inspired styles and the iconic “Once Bag” with adjustable 7-step straps and structured shapes—that exemplify Korean briefcase styles: sleek, functional, and fashion-forward.
Customization/OEM: KOIMOOI focuses on proprietary designs and small-batch production in Korea, without extensive OEM offerings. The brand stays true to originality and curated identity.
Audience & Features: With its sculptural silhouettes and smart construction, KOIMOOI’s bags serve as smart briefcases Korea offers, tailored for modern women. Its lineup includes elegant Korean women’s briefcases that combine utility, aesthetic appeal, and on-trend flair.
7. Sunteam
Established: Operating for over 30+ years, Sunteam is a China-based OEM/ODM manufacturer with production in Bangladesh, Italy offices, and Chinese sourcing teams.
Company Positioning: While not a consumer-facing brand, Sunteam ranks among prominent Korean briefcase manufacturers due to its global supply to Korean retailers. Known for delivering smart briefcases Korea sellers demand—combining function, clean design, and competitive factory pricing.
Briefcase Materials & Styles: The company works with genuine leather, vegan leather, canvas, PU, and eco‑friendly textiles. Their catalog includes classic flap‑over, laptop briefcases, crossbody‑style business bags—representative of mainstream Korean briefcase styles informed by both functionality and modern aesthetics.
Customization/OEM: Sunteam excels in OEM/ODM—offering low MOQ, custom logo, material choices, hardware specs (YKK zippers, nickel-free metal), and comprehensive sampling and QC.
Target Market: Their output often reaches Korean retailers and B2B brands, especially those sourcing eco-friendly Korean briefcases and office-ready designs for women and men alike.
8. JEDREFEB5
Established: Launched around 2020 as a niche Bag & Accessories brand based in Seoul, JEDREFEB5 quickly gained recognition for combining feminine aesthetics with functional design.
Company Positioning: Regarded among the best Korean briefcase brands for style-conscious users, this label specializes in women’s shoulder bags and small briefcase-style totes featuring quilted textures, ruffles, and bow accents—adding both elegance and practicality.
Briefcase Materials & Styles: Their collections use durable cotton blends with quilted or embossed detailing, offering modern Korean briefcase styles that stand out with roominess and chic elements. These pieces function as smart briefcases Korean shoppers appreciate, particularly suitable for female professionals seeking stylish yet practical work bags.
Customization/OEM: While primarily a direct-to-consumer brand, JEDREFEB5 stays true to proprietary design and small-scale production. There’s no indication of OEM partnerships, as the emphasis is on maintaining a distinct brand identity.
Audience & Positioning: With its feminine detailing and functional shapes, JEDREFEB5 appeals especially to women seeking Korean women’s briefcases that merge aesthetic flair with daily usability. The brand’s popularity among influencers and appearances with celebrities like Han So‑hee further elevate its status.
Summary
The Korean briefcase market in 2025 highlights clear trends toward eco-friendly materials, lightweight construction, and smart features. These eight brands each offer unique strengths—ranging from the classic durability of Porter and LOEUVRE to the eco-conscious innovation of Stand Oil and Archivepke, as well as the trendy practicality of KOIMOOI and JEDREFEB5—fully meeting the diverse needs of modern business professionals and young urban consumers. Korean briefcase brands are rapidly rising as a significant force in the global bag industry.
Additionally, Sunteam stands out as a reliable OEM/ODM manufacturing partner, providing flexible customization, a wide selection of materials, and strict quality control to support both the Korean market and international supply chains. We encourage brand owners, distributors, and industry partners to connect with these leading Korean briefcase brands and Sunteam’s manufacturing facilities to explore collaboration opportunities and drive innovation together.
Frequently Asked Questions (FAQ)
1. Who are the main target customers for these Korean briefcase brands?
These brands primarily cater to modern business professionals, young urban users, and consumers who value both fashion and functionality, offering collections for both men and women.
2. What eco-friendly practices do Korean briefcase brands follow?
Many brands use sustainable materials such as vegan leather, recyclable synthetic fibers, and environmentally friendly dyes, focusing on sustainable design and production processes.
3. What OEM/ODM customization services does Sunteam offer?
Sunteam supports custom bag low minimum order quantities (MOQs), custom branding (logos), material and hardware selections (like YKK zippers and nickel-free metals), sample production, and strict quality control to help clients achieve personalized manufacturing.
4. How can I contact these Korean briefcase brands or Sunteam for collaboration?
You can reach out to the brands via their official websites or industry trade shows, and directly contact Sunteam’s sales team for customization and production inquiries, including quotes and project proposals.
5. What are the key design features of Korean briefcases?
Designs typically blend style with practicality, emphasizing lightweight construction, smart compartments, multifunctionality, and unique geometric or artistic elements to meet the needs of modern urban lifestyles.