SISI Co., Ltd. (Headquarters: Shibuya-ku, Tokyo; Representative: Mika Sawada), operator of SISI, a functional skincare brand designed for sensitive skin, is pleased to announce the launch of a limited-edition packaging design in collaboration with renowned illustrator SHOGO SEKINE, celebrating the 5th anniversary of its best-selling beauty cleansing serum, 'I'm Your Hero.' The special edition will be available in limited quantities starting Friday, July 17, 2026, via the official online store, various e-commerce platforms, and nationwide retail locations.

Background

Celebrating 5 Years Since the Launch of 'I'm Your Hero'

'I'm Your Hero,' a dual-layer cleansing serum that removes makeup, cleanses, cares for pores*¹, exfoliates, and moisturizes in one step simply by shaking and wiping with a cotton pad, was created with the philosophy of helping users care for their skin and themselves, even on busy days. Five years after its launch, it remains a top-selling product, having won 40 Best Cosmetics awards*² and ranking as the brand’s most popular item*². It is widely loved by busy modern women, beauty professionals, mothers with young children, and healthcare workers.

Making Daily Skincare a Little More Special and Positive

The Limited-Edition Design Realized Through Collaboration with SHOGO SEKINE

To mark this 5th anniversary milestone, SISI has collaborated with the highly popular illustrator SHOGO SEKINE. The result is a vibrant, limited-edition packaging design that blends SHOGO SEKINE’s iconic apple motif with SISI’s brand identity.

Product Overview

By shaking the oil and serum dual-layer formula and applying it with a cotton pad, users can complete makeup removal, facial cleansing, pore care*¹, exfoliation, and moisturizing in one step. This sensitive skin-friendly*³ cleansing serum, 'I'm Your Hero,' is now available in a limited-edition SHOGO SEKINE design.

Infused with vitamin C*⁴ to promote smooth, refined skin with less visible pores*⁵ and dullness, available in a bergamot-scented version.

Product Name

I'm Your Hero (SHOGO SEKINE Collaboration Limited Design)

※ Bergamot Scent Version

Capacity & Price

230mL　¥3,980 (tax included)

Release Date

July 17, 2026 (Friday)

Sales Channels

- SISI Official Online Store

- Official E-commerce Platforms (Amazon, Rakuten Market, TikTok Shop, etc.)

- Nationwide SISI Authorized Retail Stores

For More Information

Official Online Store Special Page: [Link]

*1 Cleansing pore impurities

*2 As of June 2026, cumulative performance of the 'I'm Your Hero' series within the brand

*3 Sensitive skin protection: Provides moisture and helps maintain healthy skin (Patch tested for sensitive skin. Not all individuals will be free from skin irritation.)

*4 Tetrahexyldecyl Ascorbate (moisturizing ingredient)

*5 Refers to the appearance of enlarged pores due to dryness

About the Collaborating Artist

SHOGO SEKINE (Illustrator)

Born in Tokyo in 1983, raised in New York. Active as an illustrator since 2013. Known for a distinctive style combining hand-drawn typography, geometric shapes, and floral motifs. His artwork has been featured across diverse fields including magazines, advertising, apparel, product design, textiles, and spatial installations.

Brand Overview

About SISI

Thinking of your skin. Thinking of yourself.

Facing your skin, caring for your skin, thinking of your skin.

This is connected to thinking of yourself.

From this philosophy, SISI (Shi-shi, meaning 'I think') was born.

Combining the power of plant-derived ingredients from around the world with scientific innovation,

SISI proposes functional skincare for sensitive skin.

Whenever you have SISI, you feel empowered.

You feel increasingly empowered as an individual.

Through the skin we live with for life,

we support you from a beauty perspective,

helping you value and care for yourself.

Brand Information

- Brand Name: SISI (Shishi)

- Official Website: https://sisi.tokyo/

- Instagram: @sisi.tokyo

Company Information

- Company Name: SISI Co., Ltd.

- Address: NIB SHIBUYA 3F, 16-13 Sakuragaokacho, Shibuya-ku, Tokyo 150-0031

- Representative: Mika Sawada, President & CEO

- Corporate Website: https://sisi.tokyo/shop/base_info

FACT BOX

  • Source: PR TIMES
  • Category: New Product