Shin Corporation Co., Ltd. (Head Office: Minato-ku, Tokyo; President: Noriyasu Kawaguchi, hereinafter "the Company") will hold a collaboration event with Mouse Computer Co., Ltd. (Head Office: Chiyoda-ku, Tokyo; President: Hideki Tsutsumi, hereinafter "Mouse Computer") at "VSING Shibuya," a karaoke stage and bar operated by the Company, on July 18, 2026 (Sat). On the day of the event, participation singing fees will be free for the day only (※1). Additionally, the top singer who collects the most "Cheer" using VSING's unique support function "Cheer" (※2) in a ranking will receive a Mouse Computer laptop PC, and the top supporter who sends the most "Cheer" will receive a limited title in the VSING app. ※1 Admission fees, extension fees, and food/drink charges are separate. ※2 Cheer is a support gift function that supporters can send to singers through the VSING app. The stage lighting, smoke, and screen effects change in real-time according to the number of Cheers. For details, please refer to "■ What is Cheer" below. Furthermore, in anticipation of the event, VSING Shibuya will sequentially roll out collaboration initiatives with Mouse Computer starting July 1 (Wed). A social media campaign will also be held to allow enjoyment of the event even before visiting the venue. ■ Event Day Overview Date and Time: July 18, 2026 (Sat) 15:00 - 22:00 Venue: VSING Shibuya Singing Fee: Free on the event day only [Top Singer Award] Singer who received the most Cheers on the day: 1 person Prize: mouse A5-A5A01SR-A (15.6-inch laptop PC) *Specifications are subject to change. *Provided by sponsor Mouse Computer Co., Ltd. [Top Supporter Award] Supporter who sent the most Cheers on the day: 1 person Prize: Limited title awarded on the official VSING app *In case of a tie in points, the winner will be determined by a method to be specified separately. ■ What is Cheer Cheer is VSING's unique audience participation support system. When supporters send Cheers to singers on stage through t