The 'Sunpu Castle Summer Festival Executive Committee (Shizuoka City, Shizuoka Chamber of Commerce and Industry, Shizuoka Shimbun Co., Ltd. / Shizuoka Broadcasting System)' will hold the 'Sunpu Castle Summer Festival 2026' for two days, September 12 (Sat) and 13 (Sun), 2026, at Sunpu Castle Park in Aoi Ward, Shizuoka City. Continuing with the theme of 'A Summer Festival Created with Young People,' the event is planned to feature music live performances, special projects in collaboration with SBS TV and SBS Radio, and events organized by companies and students. Food and drink booths will also be available within the venue. Admission is free. Details will be announced sequentially on the event's official social media, website, and through Shizuoka Shimbun SBS media. Event Outline [Date and Time] September 12 (Sat) and 13 (Sun), 2026, both days from noon to 8:00 PM (scheduled) [Venue] Sunpu Castle Park (1-1 Sunpu Castle Park, Aoi Ward, Shizuoka City, 420-0855) [Organizer] Sunpu Castle Summer Festival Executive Committee (Shizuoka City, Shizuoka Chamber of Commerce and Industry, Shizuoka Shimbun Co., Ltd. / Shizuoka Broadcasting System) [Access] Approximately a 15-minute walk from JR Shizuoka Station. *No parking available. Please use public transportation. [Official Website] https://sumpujo-natsumatsuri.com/ [@S (At-S)] https://www.at-s.com/event/article/1490661 [Official Social Media] X, Instagram, TikTok [Inquiries] Shizuoka Shimbun SBS Customer Center Phone: 0570-050-217 (9:00 AM - 5:00 PM, excluding Saturdays, Sundays, and holidays)