JUUN.J
Overview
JUUN.J is a Seoul-based fashion house founded by Jung Wook-jun in 2007, after the designer had spent the previous eight years developing the independent menswear label Lone Costume. The new name moved his work from a local Seoul cult following to the Paris menswear calendar, where the brand became one of South Korea’s clearest entries into the international designer system.
The house is built around what Jung calls the “Diversion of Classic”: a practice of taking recognisable menswear garments and altering their scale, function and authority. Trench coats, MA-1 bombers, tuxedo jackets, parkas, tailoring and military garments return across the archive, often enlarged into architectural volume or pulled into streetwear, denim and technical outerwear. The result is not a casual hybrid of formalwear and street dress, but a disciplined study of how classic garments behave when their proportions are pushed hard.
Since Cheil Industries acquired the brand in 2011 and the fashion business later became part of Samsung C&T Fashion Group, JUUN.J has operated with corporate backing while keeping Jung’s authorship visible. The label now works across menswear, womenswear, accessories, footwear and runway-integrated collaborations, with recent seasons staged as co-ed Paris presentations. Its position is unusually specific: Korean in origin, Paris-facing in schedule, and defined by a black, oversized, technically alert form of street tailoring.
Philosophy
JUUN.J’s philosophy begins with the classic garment, not with nostalgia for it. Jung Wook-jun treats the trench coat, the suit, the bomber and the uniform as structures that can be opened, swollen, compressed, layered and re-cut. Tailoring stays central, but it rarely behaves politely: shoulders widen, sleeves lengthen, hems drop, waists become hard boundaries and outerwear often carries the visual weight of armour.
That process gives the brand its main tension. JUUN.J uses streetwear, denim, workwear and technical clothing as active design material, then subjects them to the discipline of construction. The clothes are often voluminous, but they are not loose in thought; their scale depends on seams, belts, zips, pockets, panels and fabric weight. Black is a recurring code, yet the important work happens in surface and proportion: glossy leather against wool, denim against tuxedo formality, soft volume against architectural control.
The house’s gender logic follows the same pattern of revision. Jung’s “-less” vocabulary — genderless, boundary-less, formless — does not erase the body so much as remove fixed expectations from it. Womenswear entered the runway language through the same oversized tailoring and military structure that shaped the menswear, making the co-ed collections read as one continuous system. Classic, freedom and youth operate less as slogans than as practical forces: inheritance, movement and energy held in the same garment.
Recent events
Disclaimer
Creative timeline
The FW26 NEWSTALGIA collection set archival tailoring against Alpinestars RSRV biker equipment, turning the house’s recurring contrast between classic form and technical protection into a precise Paris runway proposition.
JUUN.J accelerated retail expansion in 2024 with a standalone REEL Shanghai store, China pop-ups and European visibility through Rinascente Milan, extending the Paris runway image into a broader store network.
Jung Wook-jun was promoted to an executive role within Samsung C&T Fashion Group in late 2023, formalising his position as both creative director of JUUN.J and a senior figure in the group’s fashion strategy.
By the SS19 Alternative period, JUUN.J’s womenswear had moved beyond capsule logic into a fuller co-ed proposition, extending the label’s tailoring, denim and oversized construction across both lines.
The FW17 Archive show introduced womenswear into JUUN.J’s runway vocabulary, turning the tenth-anniversary collection into a co-ed statement built from the house’s own past forms.
JUUN.J presented FW16 Less as guest designer at Pitti Uomo 89 in Florence, using the platform to articulate the label’s “-less” language of gender, boundary and form.
Jung Wook-jun was granted membership in the French fashion federation in 2013, consolidating JUUN.J’s place within the Paris menswear system.
Cheil Industries acquired JUUN.J in 2011, giving the Paris-facing label the Samsung fashion infrastructure needed for broader production, retail and international distribution.
Jung Wook-jun launched JUUN.J in 2007 after closing the Lone Costume chapter, bringing his Seoul-developed menswear vocabulary to the Paris menswear calendar.
JUUN.J divisions and related structures
JUUN.J is a single-author house with a compact public structure: the main Paris runway line, its womenswear expansion, accessories and footwear, and the earlier Lone Costume history that underpins the designer’s vocabulary. The brand’s corporate base is Samsung C&T Fashion Group, but the public creative system remains centred on Jung Wook-jun.
Lines and product divisions
- JUUN.J menswear
- Main runway line
- Menswear is the foundation of JUUN.J and the place where Jung Wook-jun first established the house’s “street tailoring” language. The line works through oversized coats, reconstructed suiting, military garments, denim, leather and technical outerwear, usually shown on the Paris menswear calendar.
- JUUN.J womenswear
- Co-ed runway and commercial division
- Womenswear entered the JUUN.J runway language through the FW17 Archive collection and developed into a fuller commercial proposition by SS19. It does not soften the house codes; it uses the same scale, tailoring and military structure, adjusted across dresses, skirts, outerwear, denim and fitted counterpoints to the brand’s heavier volumes.
- JUUN.J accessories and footwear
- Product categories
- Bags, footwear and accessories extend the house’s black, technical and utilitarian vocabulary into objects beyond the runway garment. Sneakers, boots, bags and small leather goods often carry the same concern with hardware, surface and engineered proportion that appears in the clothes.
Historical and corporate context
- Lone Costume
- Predecessor label
- Lone Costume was Jung Wook-jun’s Seoul menswear label, launched in 1999 and active until the JUUN.J rebrand in 2007. It established the tailoring, deconstruction and street-inflected menswear codes that later became legible internationally under the JUUN.J name.
- Samsung C&T Fashion Group
- Parent company
- JUUN.J has operated within the Samsung fashion system since the 2011 Cheil Industries acquisition and the later Samsung C&T restructuring. The relationship gave the house infrastructure for retail, production and global distribution while keeping Jung Wook-jun as the central creative author.
JUUN.J collaborations
JUUN.J collaborations tend to work best when they enter the brand’s runway logic: technical outerwear, footwear, motorsport protection, artwork and music become part of the same system of scale, surface and controlled utility. The projects below are grouped by product world and cultural function.
Technical, performance and outerwear collaborations
- JUUN.J x Canada Goose
- Outerwear collaboration
- The Canada Goose project appeared within the FW19 Synthesize collection, bringing performance down and protective outerwear into JUUN.J’s co-ed runway structure. It amplified the house’s long interest in volume, warmth, black surface and urban utility.
- JUUN.J x Gore-Tex
- Technical outerwear collaboration
- The Gore-Tex collaboration was integrated into the FW22 JUUN.JSET collection, using travel, weather protection and technical shell language as material for the brand’s broader outerwear vocabulary.
- JUUN.J x Montblanc
- Luggage and accessories collaboration
- Presented around the FW22 digital runway, the Montblanc partnership moved JUUN.J’s black, travel-oriented architecture into luggage and accessories, tying the season’s airport setting to objects built for movement.
- JUUN.J x Alpinestars RSRV
- Motorsport collaboration
- The Alpinestars RSRV collaboration formed the performance core of FW26 NEWSTALGIA. Biker ensembles, protective surfaces and motorsport engineering sharpened the collection’s contrast between tuxedo tailoring and high-speed technical armour.
Footwear and sportswear collaborations
- JUUN.J x adidas Originals
- Footwear collaboration
- The adidas Originals project brought the Superstar into JUUN.J’s deconstructed vocabulary for SS15, turning a familiar sneaker into a darker, more sculptural object.
- JUUN.J x KIROIC
- Footwear collaboration
- The KIROIC collaboration appeared around FW10 with premium zippered sneakers, an early signal of how footwear could extend the label’s blackened, technical menswear language.
- JUUN.J x Reebok
- Footwear collaboration
- JUUN.J’s Reebok work included Pump and Instapump Fury projects around the SS20 and FW20 period, matching the house’s interest in inflated volume, engineered closure and sport-derived structure.
- JUUN.J x Puma
- Footwear collaboration
- The Puma partnership includes later work on silhouettes such as the Plexus and Speedcat, using low-slung sports footwear as another route into the brand’s black, graphic and streamlined register.
Artwork, graphics and music
- JUUN.J x Greg Simkins
- Artwork collaboration
- Greg Simkins’ graffiti and surrealist artwork entered the FW13 Reversing collection, adding graphic disturbance to a season already concerned with inversion and reconstructed form.
- JUUN.J x Hajime Sorayama
- Artwork collaboration
- The Sorayama project brought metallic, robotic image culture into the JUUN.J world around the FW16 and SS17 period, aligning the artist’s polished futurism with the brand’s dark technical surfaces.
- JUUN.J x Christophe Szpajdel
- Typographic collaboration
- Christophe Szpajdel’s rock-inflected lettering gave SS24 SKIN a graphic edge, with typography used as surface, attitude and collection identity.
- JUUN.J x Code Kunst
- Music collaboration
- Code Kunst created music for the SS22 digital collection, turning the runway film into a cross-disciplinary project rooted in youth, movement and Korean contemporary sound.
