ISSHI's Kéralis noir Achievement: Ranked #1 with Perfect Usage Rating in LDK the Beauty

A Landmark Brand Debut ISSHI, a haircare brand developed by Japan Gateway (Headquarters: Chuo-ku, Tokyo; Representative: Eishin Ito), has launched a new line, 'ISSHI Kéralis noir,' specifically designed for hair damaged by color or perms, and hair suffering from frizz due to aging.

This product achieved the #1 ranking in the 'Over 2,000 yen' category in the '100 Shampoo & Treatment Capability Judge' feature in the July 2026 issue of 'LDK the Beauty.' In blind monitor testing, it was the only product out of 100 to receive a 'perfect usage rating,' reflecting exceptionally high consumer satisfaction.

Survey Overview - Publication: 'LDK the Beauty', July 2026 issue - Survey Period: April 13, 2026 to May 11, 2026 - Methodology: Expert evaluation of finish and ingredients, combined with usage testing by multiple female monitors in their 20s to 40s.

Rebuilding Hair with Professional-Grade Ingredients 'ISSHI Kéralis noir' utilizes a combination of 'Active Keratin,' 'Hematin,' and professional-grade repair components to reconstruct hair from both the inside and outside.

1. Low-molecular Active Keratin (Shampoo & Treatment): Uses French keratin with a molecular weight of 300–700Da, designed for deep penetration and adhesion to the hair. 2. Mid-molecular Keratin: Repairs both the interior and exterior of the hair. 3. High-molecular Raw Keratin (Treatment only): Protects the hair surface, providing firmness and shine. 4. Hematin: A common professional-grade ingredient used for its ability to enhance hair smoothness and moisture. 5. Additional Repair Ingredients: Contains Tostear® (frizz correction), Pericea® (penetrating repair), Lipidure® (moisturizing), and γ-Docosalactone (heat-activated repair).

Product Information - Product Names: ISSHI Kéralis noir Shampoo Smoothing Repair Moist / ISSHI Kéralis noir Hair Treatment Smoothing Repair Moist - Content: 400mL / 400g - Price: 2,700 JPY (excluding tax) each / 2,970 JPY (including tax) each - Sales Channels: Variety shops such as Loft and Hands, and official e-commerce stores on Rakuten (J.G.PLAZA) and Amazon. *Note: There are no plans to sell in drugstores at this time.