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"REK TOKYO 2026," the Japan debut of US robot combat league REK, takes place July 25, 2026 at Belle Salle Akihabara B1F. Real pilots operate full-scale humanoid robots in full-contact battles inside an octagonal cage — Japan's first robot combat show. The free daytime session features displays and exhibition matches, while the paid evening session hosts the main bouts.
The pop-up event "STEINS;GATE Final Mission," offering the earliest sales of official merchandise for STEINS;GATE RE:BOOT (releasing August 20, 2026), runs August 29-30, 2026 at Belle Salle Akihabara B1 HALL, featuring a roughly 2.7m satellite display and newly drawn goods.
GiGO EXPO 2026, a real-world event organized by GENDA GiGO Entertainment, was held at BelleSalle Akihabara 1F and B1 on June 20–21, 2026. Entry was free, with exhibitor booths from Bushiroad, Kotobukiya, Taito, and many other companies.
The real-world event Summer Front in Akihabara for Girls Frontline 2 Exilium takes place on July 4, 2026 at Bellesalle Akihabara 1F. Free entry; features a special live-streamed stage, limited goods sales, and figure display. A digital stamp rally runs across 5 Akihabara spots from June 27.
Summer Front, an offline event celebrating the 1.5th anniversary of Girls' Frontline 2: Exilium, will be held across three Tokyo venues. The Akihabara venue takes place at Bellesalle Akihabara 1F on July 4, 2026.
Famitsu 40th Anniversary Fes, a real-world event celebrating the 40th anniversary of Weekly Famitsu, has been announced for Bellesalle Akihabara on November 7, 2026, with stage programs and limited merchandise planned.
Japan's largest portable audio festival, Potafes 2026 Summer Akihabara, will be held on July 11-12, 2026, across two venues: Bellesalle Akihabara and Akihabara Convention Hall. Free admission with 157 brands showcasing the latest earphones, headphones, and portable audio players.
MotoGP in Tokyo 2026, a pre-event for the MotoGP Grand Prix of Japan, will be held at Bellesalle Akihabara on September 30, 2026. Activities with participating riders are planned.
Pioneer will hold the Summer 2026 Carrozzeria New Product Experience Event at Bellesalle Akihabara 1F Hall on June 12 and 13, 2026, offering hands-on demos of Cyber Navi Limited Edition and demo cars.
The Pokemon Card Game tournament Mercari Toreca Cup 2026 will be held on June 28, 2026 at Bellesalle Akihabara's 1F and 2F event halls. Up to 512 players can participate, with the final tournament streamed on YouTube.
The XR-focused real-world event VketReal 2026 Summer will be held at Bellesalle Akihabara 1F and 2F on July 25 and 26, 2026. Linked with Virtual Market 2026 Summer, it will feature booths, XR experiences, on-site programs, and a town-wide walking program joined by 29 Akihabara shops.
GiGO EXPO 2026 will be held at Bellesalle Akihabara on June 20 and 21, 2026. The event features a free 1F event hall plus a B1F main stage with exhibits, merchandise, live shows, VR experiences, and talk stages. Follow-up announcements added a Love Live! special talk show, a Misa Sawamura live, and more.
Good Smile Company's large-scale exhibition event "Good Smile Fest 2026 Tokyo" will be held at Bellesalle Akihabara from June 5–7, 2026. General admission is free, with a paid early-access ticket system on June 5.
A robot and drone exhibition and exchange event, "1st Re-ROBO Fess 2026 in Akiba," will be held on May 16, 2026 at Bellesalle Akihabara 1F. General admission is free, with 32 booths from student clubs and companies gathered.
"Kayafeshu 2026 ~10th Anniversary~", an immersive sake and food experience event featuring Chino Ayana, will be held at Bellesalle Akihabara on May 9, 2026. The event features two sessions (daytime and evening), with performers including Shimizu Risa, Takamori Natsumi, Nanjou Yoshino, Uchiyama Yumi, Kobayashi Yusuke, and Koshimizu Ami.