Nature Innovation Group Inc. (Headquarters: Shinjuku Ward, Tokyo; Representative Director: Teruji Marukawa; hereinafter "i-kasa"), which operates the umbrella sharing service "i-kasa" with the mission of "Comfortable and happy on rainy days and sunny days" and "Zero disposable umbrellas," announced that on June 29, 2026, it will newly install 35 rental spots (umbrella stands) at 18 stations on JR East's Takasaki Line, commencing service provision. This marks the first time i-kasa will be installed on the Takasaki Line. i-kasa has been expanding its installations along various lines, primarily in the Tokyo metropolitan area, in collaboration with the JR East Group. By extending its service area to the Takasaki Line, where it had not previously been installed, i-kasa will provide an environment that allows for convenient and comfortable travel from the Tokyo metropolitan area to the Takasaki area, even on rainy days. Furthermore, the company aims to promote a circular economy on the Takasaki Line by reducing disposable umbrellas, such as vinyl umbrellas, that are discarded, including those left behind. Service Implementation Overview ■ Service Start Date: June 29, 2026 Service provision will commence sequentially after the installation of rental spots (umbrella stands). Service availability can be confirmed via the official "i-kasa" app. ■ New Installation Locations for Rental Spots (Umbrella Stands) JR Takasaki Line: All 18 stations *Some locations will have installations at a later date. Usage Guide 1 How to Use 2 Usage Fees ■ About the Umbrella Sharing Service "i-kasa" "i-kasa" is Japan's first full-scale umbrella sharing service, launched in December 2018 with the mission of "Comfortable and happy on rainy days and sunny days" and "Zero disposable umbrellas." It allows users to borrow durable and sustainable "i-kasa" umbrellas at stations and around town instead of purchasing a vinyl umbrella each time for sudden rain. Users can then return the umbrella to the nea