[Featuring Junki Kono] 'hada to kokoro' Announces Brand Ambassador Collaboration SNS Campaign

Sekido Co., Ltd. (Headquarters: Shinjuku-ku, Tokyo; CEO: Masami Sekido; Securities Code: 9878) announces a collaborative SNS campaign featuring JO1's Junki Kono, the brand ambassador for their in-house total care brand 'hada to kokoro'. The campaign will run from June 15 to June 24, 2026. In this campaign, 3,000 participants who interact with designated SNS posts or post about eligible products will be randomly selected to receive a 'Junki Kono Original Sticker Sheet'. 'When your skin condition improves, your mood lifts. When your mood lifts, your skin becomes even more beautiful.' Under this theme of a 'virtuous cycle of beauty,' hada to kokoro and Junki Kono present a special summer-only campaign. ## Campaign Overview - Campaign Name hada to kokoro SNS Campaign - Campaign Period June 15, 2026 (Mon) 20:00 - June 24, 2026 (Wed) 20:00 - Participation Conditions From those who meet the following conditions, 3,000 winners will be drawn to receive 'Junki Kono Original Stickers'. 1. Follow SNS Account Follow the official hada to kokoro SNS account (X or Instagram). 2. Participate in Target Posts Participate in the designated posts by the followed official SNS account. [X] Repost (RT) the campaign post [Instagram] Comment on the campaign post 3. Google Form Application Enter the required information in the application form. 4. 3,000 winners will be drawn to receive the original sticker sheet. ## Prize Details Junki Kono Original Stickers ## Double Win Probability Campaign Furthermore, posting images of target products on Instagram or X with the designated hashtag will double your chances of winning. - Fragrant Jam Body Scrub - Raw-feel Body Cream #肌ココとJUNKI ## Eligible Campaign Products - Fragrant Jam Body Scrub: 4,290 yen (tax included) / 150g A 2-way design that turns into body soap when water is added. A gentle milk sugar scrub that exfoliates dead skin while providing moisture, leading to smooth skin. Fine sugar gently exfoliates, while Galactomyces ferment filtrate and pear juice ferment filtrate support transparency and moisture. Creating smooth skin that you can't help but touch. Accompanied by a soft fragrance, it delivers 'a time to look forward to body care'. - Raw-feel Body Cream: 4,290 yen (tax included) / 130g A body cream with a 'raw' texture that melts like a souffle, providing lasting moisture without stickiness. With a light and fluffy feel, it blends comfortably into the skin. Galactomyces ferment filtrate and macadamia seed oil care for roughness and lack of firmness caused by dryness. Leads to moisturized, glowing skin. ## Future Initiatives hada to kokoro proposes an experience that makes you want to use it again tomorrow, based on the concept of the 'virtuous cycle of beauty'. Through this collaboration with brand ambassador Junki Kono, we aim to deliver the worldview of hada to kokoro and the appeal of its products to more people, while revitalizing brand communication through SNS. Please look forward to our future initiatives. ## Profile of Junki Kono (JO1) Born January 20, 1998, from Nara Prefecture. Selected by viewer votes on the survival audition program 'PRODUCE 101 JAPAN' and debuted in 2020 as a member of the global boy group JO1. After successful performances at Tokyo Dome and Kyocera Dome Osaka this April, an additional show for their first live at Vantelin Dome Nagoya in July has been decided. Furthermore, having steadily built their track record in the US, they will finally make their full US debut this autumn, with a North American tour planned for October. Their domestic and international influence continues to expand. As a main vocalist, Kono leads the group while also being loved as the 'tension booster' who raises the overall mood and morale with his inherent brightness. He actively engages in media appearances such as TV programs and dramas, expanding his activities alongside his artistic career. ## About hada to kokoro 'hada to kokoro' is a total care brand born from the desire to deliver a 'virtuous cycle of beauty' where daily skincare routines lead to positive feelings. Committed to 'Made in Japan' quality, it pursues three values: comfort that fills the heart upon touching the skin, enjoyment, and high functionality. It aims to create an experience that makes users 'want to use it again tomorrow' every time they use it.