Press Release

January 6, 2025
Daiichi Kosho Co., Ltd.

　Daiichi Kosho Co., Ltd. will launch a collaboration project between the anime 'Bocchi the Rock!' and Big Echo starting January 10, 2025. Three Big Echo locations—Akihabara Denkigai Exit Store (Chiyoda-ku, Tokyo), Ikebukuro West Exit Store (Toshima-ku, Tokyo), and Sannomiya Ikuta Road Main Store (Chuo-ku, Kobe, Hyogo Prefecture)—will feature collaboration rooms with unique designs. At these locations, karaoke users will have the exclusive opportunity to purchase mini acrylic stands. Additionally, original collaboration drinks will be sold at 80 locations nationwide, and customers will receive an original coaster featuring newly drawn illustrations with each drink ordered.

　 Through collaborations with popular anime, our company aims to increase Big Echo's customer traffic and promote karaoke usage.

■ Overview of the 'Bocchi the Rock!' × Big Echo Collaboration Project

1. Collaboration Rooms & Original Mini Acrylic Stand Sales

Implementation Period:

January 10, 2025 (Friday) – March 31, 2025 (Monday)

Participating stores:

Big Echo 3 stores ^※1
① Akihabara Denkigai Exit Store: 'Unity! Youth Karaoke Room'
② Ikebukuro West Exit Store: 'Unity Band! Youth Live Room'
③ Sannomiya Ikuta Road Main Store: 'Youth! Unity Band Karaoke Room'

Room contents:

Walls, doors, and tables will be wrapped with visuals from the anime 'Bocchi the Rock!'

Sale contents:

Original mini acrylic stands featuring newly drawn illustrations ^※2　 7 types in total, each priced at 990 yen (tax included)

③ 'Youth! Unity Band Karaoke Room'

2. Collaborative drink sales

Implementation Period:

January 10, 2025 (Friday) – March 31, 2025 (Monday)

Participating stores:

Big Echo 80 stores ^※3

menu :

Four types of original collaboration drinks (soft drinks) inspired by the members of Unity Band
① Hitori's Introverted Fruit Drink
② Nijika's Sparkling Yellow Drink
③ Ryo's Cool Blue Soda
④ Ikuyo's Glittering Strawberry Drink

price :

690 yen each (tax included)

Novelty:

Original coasters featuring newly drawn illustrations (9 types in total) ^※4
One coaster will be given randomly with each drink ordered

^{※1 Web reservations start at 11:30 AM on January 8
※2 Sales are limited to karaoke users at participating locations and will end once stock runs out
※3 Please check the participating stores on the Big Echo campaign's special website.
※4 Original coasters are distributed randomly, so you cannot choose the design. In case of stock shortages, the sale of collaboration drinks may be suspended.}

■ Related Sites
Big Echo Campaign Special Site: https://big-echo.jp/campaign/bocchirocks/
Official website of the anime 'Bocchi the Rock!': https://bocchi.rocks/