The organization was originally founded in Tokyo in 1946 as KOBAYASHI UNLIMITED PARTNERSHIP by Kozaburo Kobayashi. It was reorganized as KOBAYASHI KOSÉ COMPANY LIMITED in 1948 and adopted the name KOSÉ Corporation in 1991. In January 2026, the entity transitioned to a holding-company structure, becoming KOSÉ Holdings Corporation. 3

KOSÉ operates fundamentally as a Japanese beauty group centered on research, product development, and brand management. Rather than relying on a single monolithic identity, the company has historically cultivated a portfolio of brands positioned across various market tiers.

The business structure can be understood as a multi-brand ecosystem serving distinct consumer segments:

• DECORTÉ: Luxury and high-prestige positioning
• SEKKISEI: Prestige skincare focused on botanical ingredients
• ONE BY KOSÉ: Functional skincare addressing specific concerns
• ADDICTION: Makeup and contemporary beauty aesthetics
• JILL STUART: Fashion-oriented beauty
• INFINITY: Prestige anti-aging skincare
• KOSÉ-branded products: Mass-market cosmetics, toiletries, and specialist items

The company categorizes its portfolio into high prestige, prestige, and “cosmetaries”—a proprietary term combining cosmetics and toiletries for everyday use. 4

Foundation and Early Years

KOSÉ’s origins date to the post-World War II era. On March 2, 1946, founder Kozaburo Kobayashi established KOBAYASHI UNLIMITED PARTNERSHIP in Oji, Tokyo, with the primary objective of manufacturing and selling cosmetics. Kobayashi envisioned beauty products as a source of confidence and hope during Japan’s reconstruction period. The early business strategy prioritized high-quality production and strong relationships with retailers. 5

In June 1948, the firm was reorganized as KOBAYASHI KOSÉ COMPANY LIMITED, laying the institutional foundation for the modern corporation. 6

Expansion and Technological Development

Throughout the 1950s and 1960s, KOSÉ significantly expanded its manufacturing, retail, and research capabilities. A pivotal milestone occurred in 1956 with the creation of Albion as a luxury cosmetics manufacturer. Concurrently, the company established its own laboratory in Tokyo to develop sophisticated cosmetic technologies. 7

Demonstrating a commitment to global innovation, KOSÉ entered a technological cooperation agreement with L’Oréal in 1963. This joint venture facilitated the integration of international cosmetic technology into KOSÉ’s development processes and continued until 2001. 8

Launch of Key Brands

A defining moment in the company’s history was the 1970 launch of COSME DECORTÉ, its first dedicated luxury brand. Designed to showcase KOSÉ’s highest level of technology, craftsmanship, and service, DECORTÉ was positioned above standard lines and distributed through select specialty retailers and department stores. 9 Now known simply as DECORTÉ, it remains a flagship global prestige brand associated with luxury skincare, scientific research, and Japanese aesthetics. 10

Another landmark introduction was SEKKISEI (雪肌精) in 1985. The name evokes the concept of “snow-like skin,” reflecting its focus on botanical ingredients and Asian herbal extracts to promote clear, translucent-looking complexions. 11 SEKKISEI combined Asian botanicals with cosmetic science, hydration, and brightening technologies, eventually expanding into a comprehensive line including cleansers, lotions, emulsions, creams, serums, and sunscreens. 12

Modernization and Global Growth

In 1991, the company officially renamed itself KOSÉ Corporation and unveiled a new corporate identity. This change marked its evolution from a traditional manufacturer into a diversified beauty enterprise. Throughout the 1990s and 2000s, strategic priorities shifted toward brand differentiation, premiumization, international expansion, and specialized distribution. 13

KOSÉ began its overseas expansion early, entering markets across Asia and beyond:

• Hong Kong: 1968
• Singapore: 1971
• Malaysia: 1972
• Thailand: 1984
• Taiwan: 1984
• South Korea: 2001
• China: 2005
• India: 2013
• Indonesia: 2014
• United States: 2015
• Brazil: 2016

The company subsequently strengthened its European presence, including operations in France. 14 Asia remains one of KOSÉ’s most critical international regions. 15

KOSÉ’s competitive advantage lies in its multi-brand strategy, which allows it to address diverse consumer needs without diluting individual brand identities.

DECORTÉ

Launched in 1970, DECORTÉ serves as the group’s flagship luxury brand. It emphasizes advanced skincare science, premium ingredients, sophisticated textures, and personalized beauty experiences rooted in Japanese craftsmanship. Its Liposome skincare line is among its most renowned technologies, cementing its status as a key global prestige asset. 16

SEKKISEI

Introduced in 1985, SEKKISEI is one of KOSÉ’s most recognizable skincare franchises. Its identity is built on botanical ingredients and the pursuit of translucent skin clarity, making it particularly significant in Japanese and broader Asian markets.

ONE BY KOSÉ

ONE BY KOSÉ is a functional skincare brand leveraging proprietary research to target specific skin concerns. Unlike the ultra-luxury DECORTÉ line, it is designed to make KOSÉ’s technological expertise accessible to a wider demographic.

ADDICTION

Focused on sophisticated color cosmetics and contemporary Japanese makeup aesthetics, ADDICTION enables KOSÉ to compete effectively in the fashion-conscious segment of the beauty market.

JILL STUART Beauty

KOSÉ introduced the JILL STUART beauty brand to the Japanese market in 2005 under license. Characterized by a feminine, romantic, and fashion-forward aesthetic, it has become a distinct and recognizable component of the portfolio. 17

INFINITY

INFINITY is a prestige skincare brand specializing in advanced anti-aging solutions. It occupies the higher-value tier of the portfolio alongside SEKKISEI and other premium lines. 18

KOSÉ organizes its offerings through a tiered brand ladder:

High Prestige

Luxury and highly specialized cosmetics, exemplified by DECORTÉ and select specialist brands. 19

Prestige

High-value cosmetics distributed through broader channels, including SEKKISEI, ONE BY KOSÉ, ESPRIQUE, and INFINITY.

Cosmetaries / Everyday Beauty

Accessible cosmetics and toiletries available through mass retailers and drugstores. This structure enables KOSÉ to serve consumers with varying budgets and beauty requirements without conflating brand identities.

Beauty Philosophy

KOSÉ’s approach intersects Japanese aesthetics, scientific research, sensory experience, and quality. The company places significant emphasis on the holistic user experience, including texture, fragrance, application, packaging, and emotional appeal. This philosophy is encapsulated by the Japanese concept of “kirei,” which denotes harmony between inner and outer beauty. 20 Historically, the company has also maintained that cosmetics can provide users with confidence and courage. 21

Research and Technology

Research is a cornerstone of KOSÉ’s identity. Rather than relying solely on marketing, the company invests heavily in cosmetic chemistry, skin science, formulation technology, botanical research, delivery systems, and whitening/brightening technologies. KOSÉ operates dedicated research facilities in Japan and maintains overseas capabilities, including a satellite research presence in France. 22 The development of DECORTÉ exemplifies the strategy of translating scientific research into premium products. 23

J-Beauty Representation

KOSÉ is a key representative of J-Beauty, embodying characteristics such as long-term skincare focus, gentle yet sophisticated formulations, meticulous application rituals, and a harmony between nature and technology. SEKKISEI merges traditional Asian botanical concepts with modern formulation, while DECORTÉ combines Japanese craftsmanship with advanced science. 24

Sustainability is increasingly integral to KOSÉ’s corporate strategy, articulated through the message “Creating Beauty in a Sustainable World.” Initiatives encompass environmental conservation, sustainable sourcing, and packaging innovation, including the SAVE the BLUE environmental project. 25 Brands like SEKKISEI have progressively incorporated sustainability considerations into ingredient sourcing and packaging development. 26

Regarding corporate growth, KOSÉ employs diverse strategies beyond internal development, including licensing, acquisitions, joint ventures, and strategic investments. For instance, the acquisition of a stake in U.S. cosmetics company Tarte in 2014 reflects its ambition to operate as a global beauty group rather than relying exclusively on the KOSÉ name. 27

Southeast Asia and Malaysia

KOSÉ has a longstanding presence in Southeast Asia. Its Malaysian subsidiary, KOSÉ (MALAYSIA) SDN. BHD., was established in 1972, marking Malaysia as one of the company’s earliest overseas markets. 28 The region is strategically vital for brands like DECORTÉ and SEKKISEI, which align with strong local demand for Japanese skincare and premium Asian beauty products. DECORTÉ’s international footprint explicitly includes Malaysia. 29

In January 2026, KOSÉ underwent a significant structural change by transitioning to a holding-company model and renaming itself KOSÉ Holdings Corporation. This shift represents the latest stage in its evolution from a domestic manufacturer to a diversified international beauty group.

KOSÉ’s distinct identity is defined by five key pillars:

1. Japanese Heritage: Nearly eight decades of history since 1946.
2. Strong R&D: Exceptional emphasis on cosmetic research and formulation.
3. Multi-brand Strategy: Distinct identities tailored to different consumer segments.
4. Luxury and Accessibility: A portfolio spanning everyday essentials to high-end luxury.
5. Asian Expertise: Decades of operational experience in Japan and Southeast Asia.

While part of the broader Japanese beauty industry alongside Shiseido, Kao, and POLA ORBIS, KOSÉ distinguishes itself through its portfolio of individually managed brands.

KOSÉ is best characterized as a Japanese, scientific, elegant, skincare-focused, research-driven, and multi-tiered beauty group. It transcends the label of a simple skincare manufacturer, offering a spectrum from everyday cosmetics to prestigious luxury care. The diversity of its portfolio is intentional: DECORTÉ conveys luxury and sophistication; SEKKISEI embodies botanical Japanese traditions; ADDICTION reflects modern fashion; and ONE BY KOSÉ emphasizes technology. This strategic variety is central to KOSÉ’s business model and enduring market relevance.

1. History | Company Information | KOSÉ Corporation
2. About Us – KOSE
3. Brands | Company Information | KOSÉ Corporation
4. KOSÉ Museum | Company Information | KOSÉ Corporation
5. Prestige | Brands | Company Information | KOSÉ Corporation
6. October 6, 2021
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8. Brand Sekkisei – KOSE
9. SEKKISEI｜KOSE
10. ContentsAbout KOSÉStatement of Purpose 2 Our
11. ブランドから探す｜ Maison KOSÉ(メゾンコーセー)
12. ContentsAbout KOSÉStatement of Purpose 2 Our
13. | WorldStatement of PurposeCreate a culture and
14. KOSÉ
15. KOSÉ
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17. High-Prestige | Brands | Company Information | KOSÉ Corporation
18. KOSÉ Corporation
19. 沿革 | 企業情報 | 株式会社コーセー
20. ㈜코세 코리아
21. ㈜코세 코리아
22. ㈜코세 코리아
23. Together with Customer | Sustainability | KOSÉ Corporation – Company
24. History 雪肌精、34年の歩み。｜美白のための雪肌精｜KOSE
25. History 雪肌精 35年の歴史｜透明素肌を叶えるスキンケア｜雪肌精
26. ヒストリー｜商品紹介｜美白のための雪肌精｜KOSE
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28. Maison KOSÉ Taiwan
29. SITEMAP