The “Ueno Zoku Summer Festival,” opening on Saturday, September 19th, has revealed its star-studded lineup!

~A diverse cast of horror-related guests gather in Ueno! Information on the "Zoku Natsu Indoor Stage" has also been released~

UUUM Co., Ltd. and Ueno Chuo-dori Shopping Association (Taito Ward) have announced the cast and special event "Zoku Natsu Indoor Stage" (paid admission) for "Ueno Zoku Natsu Matsuri" (September 19th (Sat) – September 23rd (Wed/Holiday), 2026), a large-scale horror event fully produced for the first time by popular video creator "Takku TV Radio".

This event brings together a diverse group of horror-related guests in Ueno, representing various genres such as ghost stories, urban legends, the occult, movies, games, comedy, short dramas, and DJs. In addition to enjoying the stages and content, attendees can also participate in the event by dressing up in costumes or cosplay.

For five days during Silver Week, Ueno will be transformed into a thrilling, otherworldly space.

■ Information on performers for "Ueno Zoku Summer Festival" has been released.

The event will be fully produced by "Takku TV Radio," and will feature a star-studded lineup of performers active in various genres, including ghost stories, urban legends, movies, games, and DJs.

We will be announcing additional cast members in due course. Please look forward to it!

【producer】
Takku

[Performers] *In alphabetical order
Asahi Momoka
Ami
Amazing JIRO
in-facto
Yusuke Iwasaki
Nobu Ookami (stick insect)
Dad.
Yohei Ochiai (Zozoz)
Gandhi Yokosuka
Makoto Kishimoto (Toshi Boys)
Koichi
Hiroki Komori (Hand Theater)
Koyakki (Koyakki Studio)
Kowazo @ A terrifying and chilling immersive horror experience
Ayako Shibayama
Hidehira Shimada
Sequence Hayatomo
Jagamond Saito
Silk Road (Fischer's)
Takku
Toshiyuki Tanaka
Naoto Tanobe (Acting Editor-in-Chief of Eiga Hiho magazine)
Edamame snack
Norio Tsuruta
DJ YAHAGI
Kotaro Terauchi (Fake Documentary Q)
Tommy (Mizutamari Bond)
Toshikazu Nagae
Nishii (Filmest | TV Asahi Visuals)
Hayase Yasuhiro (Toshi Boys)
HIMAWARI Channel
HiROKi
Yohei Hibiki
Sakura Fukatsu
Mame Yamada
Miki Ogumo
Ryuta Miyake
lawless pine
Yaasu
DJ Yatsui Ichiro
Keiji Yamazaki (Film writer | Italian horror researcher)
Takeshi Yoshida (Phasmatodea)
RaMu

*The cast is subject to change without notice.

■ We will be holding a "Zoku Natsu Indoor Stage" that can only be seen here.

In addition to the free outdoor stage at Ueno Park's fountain plaza, this event will also feature a paid "Zoku Natsu Indoor Stage" where you can enjoy a deeper, more immersive horror experience.
We plan to present solo performances by a star-studded cast, as well as collaborative projects, focusing on horror, ghost stories, and urban legends. The venue (planned to be a facility around Ueno Park) will be announced soon.

[Ticket Prices]
4,000 yen (tax included) / copy

[Contents]
・September 22, 2026 (Tuesday/Holiday)
[Part 1] "Gandhi Yokosuka Stands at a Temple" (Narrator: Gandhi Yokosuka)
[Part 2] "This story will be told to the grave." (Narrator: Takku)
[Part 3] "Is that story auspicious or inauspicious?" (Narrator: Shimada Shuhei)
[Part 4] "The real challenge begins after you're cursed." (Narrator: Hayase Yasuhiro (Toshi Boys))
[Part 5] "The Karmic Retribution of Daikun Miki" (Narrator: Daikun Miki)

・September 23, 2026 (Wednesday/Holiday)
[Part 1] "They Know." (Starring: Momoka Asahi, Ayako Shibayama, Sakura Fukatsu)
[Part 2] "There's a hidden side to things you can't see" (Featuring: Makoto Kishimoto (Toshi Boys), Sequence Hayatomo)
[Part 3] "After the Camera Stops." (Starring: Takku, Tommy (Mizutamari Bond))
[Part 4] "We're planning to tell scary stories." (Featuring: Gandhi Yokosuka, Hibiki Yohei, Yaasu)

*Performance times and content are subject to change.

■ Ticket sales schedule for "Zoku Natsu Indoor Stage"

Official pre-sale tickets will be available starting today, August 28th (Friday) at 10:00 PM.

[Official Pre-sale]
Application period: August 28, 2026 (Fri) 22:00 – August 31, 2026 (Mon) 23:59
Winner announcement: Thursday, September 3, 2026, 12:00 PM
Payment period: September 3rd (Thu) 12:00 – September 6th (Sun) 23:59, 2026

[General Sale]
Sales start date and time: September 7, 2026 (Monday) 18:00

For details and important information regarding ticket sales, please check the event's official website .

■ Cosplay and costume participation are welcome!

We welcome visitors dressed in their favorite costumes and full makeup, as well as those who are into yokai (Japanese monsters) and horror.

• At the free-to-view stage in Ueno Park's fountain plaza, the "Horror DJ & Horror Bon Dance" will be held, where you can dance with yokai (Japanese supernatural creatures) to the music of a DJ! A special area where you can dress up in costume and get hyped up is also planned.
• We provide a private changing room with a cloakroom at the venue. You can change into your costume and makeup on-site without worrying about travel time.

*For those who wish to use the dedicated changing rooms, participate in the "Horror BON Dance" special area, or participate in full costume, please check the event's official website .

■ The stage at Ueno Park's fountain plaza will also feature a variety of exciting content.

In addition to a free-to-watch outdoor stage, Ueno Park's Fountain Square will feature a variety of events, including interactive horror content , limited-edition merchandise , food , and booths . This is a slightly spooky yet fun summer festival that will conclude the summer season, perfect for horror fans, families, and friends alike, and is a great way to wrap up the holiday during Silver Week.

■ Further information will be released in the future.

We will be releasing various information in the future, including additional performers, sponsors, exhibitors, and food vendors. The latest information will be announced sequentially on the official website and official social media accounts.

Create some spine-chilling memories at the end of summer.

Please come to the Ueno Zoku Summer Festival this Silver Week!

■ Event Overview

Event name: Ueno Zoku Summer Festival
Venue: Ueno Park Fountain Square
Period: September 19th (Sat) – September 23rd (Wed/Public Holiday), 2026
Event hours: 11:00 AM – 9:00 PM (※Held rain or shine, cancelled in case of severe weather)
Admission: Free (Some content and performances require a fee)
Zoku Summer Indoor Stage: 4,000 yen (tax included)
Event details: Stage events, interactive content, booths, merchandise sales, food truck sales, etc.
Organizers: UUUM Co., Ltd. / Ueno Chuo-dori Shopping Association
Supervised and produced by: Takku TV Radio
Planning: Ichigeki Club / ACTASIA

[Event Official Website]
https://zokunatsu.com/
[Event Official Social Media]
Official X (@zokunatsu)
Official Instagram (@zokunatsu)

About UUUM