“STPR ni Muchu!” Returns with New Challenges
The special program ‘STPR ni Muchu!’, broadcast as part of TOKYO MX’s 30th-anniversary celebration, features the dynamic STPR Family. This group includes popular acts like Sutopuri, Knight X – Knight X -, AMPTAKxCOLORS, Meteorites – Meteorites -, and SneakerStep Prod.STPR MUSIC. Previous episodes have seen the Family engage in thrilling hide-and-seek at “RED° TOKYO TOWER,” Japan’s largest digital amusement park, and tackle unique challenges born from fan suggestions submitted via a dedicated ‘suggestion box.’ This ‘suggestion box,’ a modern take on Japan’s traditional public feedback system, allows fans to directly influence content, fostering a unique connection between creators and their audience.
The upcoming third episode, airing on January 24th, promises more innovative challenges and “fun” delivered by the STPR Family. Further details will be announced through TOKYO MX’s official X (formerly Twitter) account. For those who miss the live broadcast, the episode will be available for streaming on TVer for three months after airing. The second episode is currently available for catch-up viewing.
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TVer Streaming Page: https://tver.jp/series/srtlkkul2u
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Program Official Website: https://s.mxtv.jp/variety/stpr-muchu/
For fans eager to contribute, a physical “suggestion box” remains open at LaQua 2F in Tokyo Dome City, inviting ideas for future STPR Family endeavors. This direct line to their favorite creators is a hallmark of the interactive 2.5D idol experience.
STPR Family Festival!! 2026: A Tokyo Dome Spectacle
The excitement culminates with the ‘STPR Family Festival!! 2026,’ a massive live event featuring all five STPR Family groups: Sutopuri, Knight X – Knight X -, AMPTAKxCOLORS, Meteorites – Meteorites -, and SneakerStep Prod.STPR MUSIC. This grand festival will take place at the iconic Tokyo Dome, a venue synonymous with major entertainment events in Japan.
Event Schedule:
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February 7, 2026 (Saturday): Doors open 4:00 PM JST / Show starts 6:00 PM JST
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February 8, 2026 (Sunday): Doors open 1:00 PM JST / Show starts 3:00 PM JST
Venue: Tokyo Dome (1-3-61 Koraku, Bunkyo-ku, Tokyo 112-0004)
Official Special Site: https://festival.stpr.com/2026
Secure Your Spot: Ticket Information
Tickets for this monumental event are currently on sale through various lottery-based presales, including official, e-plus, and Mitsui Shopping Park Ticket special sales. The application period runs from December 21, 2025, 9:00 PM JST to January 4, 2026, 11:59 PM JST.
Ticket Prices:
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General Reserved Seating: 9,900 yen (tax included)
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Family Seating (Seated Reserved Seating): 8,800 yen (tax included)
Application Pages:
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STPR TICKET: https://stpr-ticket.com/booths/stprevent
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E-plus: https://eplus.jp/stpr-familyfes/
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Mitsui Shopping Park Ticket: https://ticket.mitsui-shopping-park.com/events/festival-stpr-2026
Elevate Your Experience: Premium Seating Upgrade
For an enhanced festival experience, a limited number of “Premium Reserved Seating” upgrade tickets are available via lottery during the same application period. These tickets, priced at an additional 9,900 yen (totaling 19,800 yen with a general ticket), guarantee an arena seat and include exclusive “Sutopuri 2026 Special Goods.”
Premium Seating Benefits:
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Guaranteed arena seating
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Exclusive “Sutopuri 2026 Special Goods”
Special Goods (Designs vary by performance date):
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Acrylic Stand
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Color-changing Ring Light
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Festival Logo Sticker
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Shopper Bag
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Photo Card Set (5 cards)
Meet the STPR Family: Pioneers of 2.5D Entertainment
STPR Family represents a vibrant facet of Japanese entertainment, comprising 2.5D idols and ‘utaite’ groups. These creators engage audiences through a diverse range of content, from live streaming and gaming to original music and ASMR, captivating over 30.88 million cumulative YouTube subscribers. Their innovative approach transcends traditional boundaries, delivering “fun” across music, animation, live events, and merchandise.
Featured Groups:
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Sutopuri: A 2.5D idol group active across various streaming platforms. Their official site is a hub for all things Sutopuri.
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Official Website: https://strawberryprince.stpr.com/
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Official X: https://twitter.com/StPri_info
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Official YouTube: https://www.youtube.com/@StrawberryPrince/
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Knight X – Knight X -: A visual-kei 2.5D ‘utaite’ group renowned for their unique worldview, utilizing both voice and visuals.
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Official Website: https://knight-a.com/
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Official X: https://twitter.com/Knight_A_info
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Official YouTube: https://www.youtube.com/@Knight_A_info
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AMPTAKxCOLORS: A highly versatile 2.5D ‘utaite’ group, engaging in game streaming, ‘utaite’ covers, and ASMR content.
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Official Website: https://amptak-colors.com/
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Official X: https://twitter.com/ampxtak
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Official YouTube: https://www.youtube.com/@AMPTAKxCOLORS
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Meteorites – Meteorites -: An up-and-coming 2.5D ‘utaite’ idol group consistently breaking records for fastest achievements in ‘utaite’ history.
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Official Website: https://stprcorp.com/meteorites/
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Official X: https://x.com/mtor_info
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Official YouTube: https://www.youtube.com/@mtor_info
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SneakerStep Prod.STPR MUSIC: A 2.5D ‘utaite’ idol group born from a collaborative project between a TV program and “STPR BOYS PROJECT.”
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Official Website: https://sneaker-step.com/
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Official YouTube: https://youtube.com/@Sneaker_Step
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Official X: https://x.com/Sneaker_Step
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Fans are already buzzing with excitement, eagerly awaiting the next chapter of ‘STPR ni Muchu!’ and the grand spectacle of ‘STPR Family Festival!! 2026.’ It’s a testament to the deep connection these creators share with their audience, creating an immersive experience that transcends screens and stages.
This convergence of television and live performance by STPR Family highlights the ever-evolving landscape of Kawaii culture and 2.5D entertainment. As these groups continue to innovate and connect with a global audience, their activities are sure to further expand the reach and influence of this unique Japanese phenomenon abroad, proving that “fun” truly knows no boundaries.
