Press Release

March 24, 2025
Daiichi Kosho Co., Ltd.

　Daiichi Kosho Co., Ltd. will launch a collaboration project with Big Echo and the live event "STPR Family Festival!!" starting on March 28, 2025.
　 At 100 Big Echo locations, one collaboration drink inspired by the 2.5-dimensional idol group "SutoPuri" and one inspired by "Meteora - Meteorites -", both performing at "STPR Family Festival!!", will be offered, and a collectible coaster will be presented with each drink ordered.

　"STPR Family Festival!!" is a live event featuring groups affiliated with STPR. It will be held at Tokyo Dome and Belluna Dome from April 2 to 6.
　 Big Echo will sell, at 100 locations primarily near the event venues, one type each of collaboration drinks named after the hit song titles of "SutoPuri" and "Meteora - Meteorites -"—two of the four groups performing at the event. Additionally, one coaster will be randomly gifted from a selection of 11 designs with each drink order. These are exclusive, collectible coasters by Big Echo, each designed by a different creator and assembled after being removed from their backing.
　 In addition, the communication karaoke service DAM will launch a singing campaign in conjunction with "STPR Family Festival!!" starting on March 28. In a raffle, participants can win an original tambourine, and every participant will receive an original smartphone wallpaper.

　 Our company aims to promote karaoke usage through collaborations with popular content and events.

■ Overview of the Big Echo x "STPR Family Festival!!" Collaboration Project

Campaign Period:

March 28, 2025 (Friday) – May 25, 2025 (Sunday)

Participating stores:

100 Big Echo locations primarily in the vicinity of Tokyo Dome and Belluna Dome
^{※ Please check the campaign page on the Big Echo official website}

Contents:

① Collaboration Menu Sales
　 One original soft drink inspired by "SutoPuri" and one inspired by "Meteora - Meteorites -", each priced at 690 yen (tax included)
　 1. Pyua Pyua Ichigo (SutoPuri)
　 2. NOROSHI (Meteora - Meteorites -)
② Novelty Gift
　 Decorative Coaster (11 types in total)
　 A random coaster will be given with every order of a collaboration drink
^{※ Available while supplies last / Designs are distributed at random and cannot be selected /
　　 In the event of a stock shortage, sales of the collaboration menu may be suspended}

■ Related Sites
Campaign page on the Big Echo official website: https://big-echo.jp/campaign/fes_stpr_2025/
Campaign page on the DAM official website: https://www.clubdam.com/campaign/collaboration/cp202503_stprfes.html
"STPR Family Festival!!" Official Website: https://fes.stpr.com/2025