"WeatherPlanet" x ROUND1 Collaboration Campaign to be Held!
GK Marketing's subsidiary is holding a collaboration campaign between the anime "WeatherPlanet" and ROUND1. Original merchandise sales, limited edition packs, and collaboration menus will be available from May 22, 2026, with online pre-orders also available.
📋 Article Processing Timeline
- 📰 Published: April 28, 2026 at 03:00
- 🔍 Collected: April 27, 2026 at 18:31
- 🤖 AI Analyzed: April 27, 2026 at 18:40 (8 min after Collected)
Our subsidiary, GK Marketing Co., Ltd. (Headquarters: Chiyoda-ku, Tokyo; Representative Director and President: Shinji Yamamoto), will be selling original goods as part of the collaboration campaign between "WeatherPlanet" and ROUND1 (Round One Japan Co., Ltd.; Headquarters: Chuo-ku, Osaka; Representative Director and President: Eiji Kawaguchi).
The two characters from WeatherPlanet have come to ROUND1! We have newly drawn illustrations depicting them enjoying karaoke in school uniforms and challenging bowling in bowler outfits. Many new, collaboration-exclusive items featuring these newly drawn illustrations will be released.
Each item will be available for sale starting May 22, 2026 (Friday) at select ROUND1 stores.
Furthermore, pre-orders will also be available on GK Marketing's official EC site "GK Store" from May 22, 2026 (Friday) at 12:00 PM.
Event Information
"WeatherPlanet" x ROUND1 Collaboration Campaign
〇 Event Period: May 22, 2026 (Friday) - August 23, 2026 (Sunday)
[First Half] May 22, 2026 (Friday) - July 5, 2026 (Saturday) / [Second Half] July 6, 2026 (Wednesday) - August 23, 2026 (Sunday)
〇 Participating Stores: All ROUND1 stores *Goods will only be available at 6 stores.
〇 Special Event Website
https://www.round1.co.jp/collaboration/weather-planet/index.html
《Event Contents》
Sale of collaboration-exclusive packs (Bowling, Karaoke, Spo-cha, Billiards, Darts)
Sale of original goods (Ikebukuro Store, Sennichimae Store, Fukuoka Tenjin Store, Chigusa Store, Kichijoji Store, Saikaya Yokosuka Store)
Sale of collaboration menus
Implementation of karaoke collaboration rooms (Kichijoji Store)
Bowling score registration campaign
Rism collaboration original frame
Crane game prizes exclusive to the amusement corner
Amusement must-buy campaign
X Follow & Repost Campaign, etc.
*Applicable stores vary by campaign.
*Content is subject to change without prior notice. Please be aware of this in advance.
*Each item and novelty will be available while supplies last.
*For details, precautions, latest information, and eligible stores for each collaboration, please check the collaboration website.
*The Saikaya Yokosuka Store will open from May 28, 2026 (Thursday).
Merchandise Information
Sales Start Date: May 22, 2026 (Friday)
Sales Stores: Ikebukuro Store, Sennichimae Store, Fukuoka Tenjin Store, Chigusa Store, Kichijoji Store, Saikaya Yokosuka Store
Online Merchandise Store: GK Store
https://www.store-gk.com/
Online Order Period: May 22, 2026 (Friday) 12:00 PM - August 30, 2026 (Sunday) 11:59 PM
Acrylic Stand
Acrylic Stand
Price: 1,870 yen (tax included)
Number of Types: 4 types in total
Specifications: Approx. W68 x H150mm or less / Acrylic
Trading Mini Character Acrylic Stand
Trading Mini Character Acrylic Stand
Price: 990 yen (tax included)
Number of Types: 4 types in total
Specifications: Approx. W58 x H93mm or less / Acrylic
*Blind specification, so you cannot choose the design.
*A set of 4 types will also be sold on the EC site.
Trading Can Badge
Trading Can Badge
Price: 550 yen (tax included)
Number of Types: 8 types in total
Specifications: Φ57mm / Tinplate
*Blind specification, so you cannot choose the design.
*A set of 8 types will also be sold on the EC site.
Trading Cheki-style Bromide
Trading Cheki-style Bromide
Price: 440 yen (tax included)
Number of Types: 8 types in total
Specifications: Approx. H86mm x W54mm or less / Paper
*Blind specification, so you cannot choose the design.
*A set of 8 types will also be sold on the EC site.
B2 Tapestry
B2 Tapestry
Price: 3,850 yen (tax included)
Number of Types: 2 types in total
Specifications: B2 / Suede
Game Mat
Game Mat
Price: 3,850 yen (tax included)
Number of Types: 3 types in total
Specifications: Approx. 350 x 600mm / Polyester, Rubber
Capsule Toy
Acrylic Keychain
Capsule Toy
*Numbered tickets may be distributed depending on customer attendance.
*Announcements regarding numbered ticket distribution, same-day guidance, product sell-outs, or restocking will be made on the X account of each collaboration goods sales store.
Amusement Prizes (Crane Game Prizes)
Limited edition prizes "Acrylic Shikishi" and "Plushies" that can only be obtained at ROUND1 amusement corners in 100 ROUND1 stores nationwide.
The two characters from WeatherPlanet have come to ROUND1! We have newly drawn illustrations depicting them enjoying karaoke in school uniforms and challenging bowling in bowler outfits. Many new, collaboration-exclusive items featuring these newly drawn illustrations will be released.
Each item will be available for sale starting May 22, 2026 (Friday) at select ROUND1 stores.
Furthermore, pre-orders will also be available on GK Marketing's official EC site "GK Store" from May 22, 2026 (Friday) at 12:00 PM.
Event Information
"WeatherPlanet" x ROUND1 Collaboration Campaign
〇 Event Period: May 22, 2026 (Friday) - August 23, 2026 (Sunday)
[First Half] May 22, 2026 (Friday) - July 5, 2026 (Saturday) / [Second Half] July 6, 2026 (Wednesday) - August 23, 2026 (Sunday)
〇 Participating Stores: All ROUND1 stores *Goods will only be available at 6 stores.
〇 Special Event Website
https://www.round1.co.jp/collaboration/weather-planet/index.html
《Event Contents》
Sale of collaboration-exclusive packs (Bowling, Karaoke, Spo-cha, Billiards, Darts)
Sale of original goods (Ikebukuro Store, Sennichimae Store, Fukuoka Tenjin Store, Chigusa Store, Kichijoji Store, Saikaya Yokosuka Store)
Sale of collaboration menus
Implementation of karaoke collaboration rooms (Kichijoji Store)
Bowling score registration campaign
Rism collaboration original frame
Crane game prizes exclusive to the amusement corner
Amusement must-buy campaign
X Follow & Repost Campaign, etc.
*Applicable stores vary by campaign.
*Content is subject to change without prior notice. Please be aware of this in advance.
*Each item and novelty will be available while supplies last.
*For details, precautions, latest information, and eligible stores for each collaboration, please check the collaboration website.
*The Saikaya Yokosuka Store will open from May 28, 2026 (Thursday).
Merchandise Information
Sales Start Date: May 22, 2026 (Friday)
Sales Stores: Ikebukuro Store, Sennichimae Store, Fukuoka Tenjin Store, Chigusa Store, Kichijoji Store, Saikaya Yokosuka Store
Online Merchandise Store: GK Store
https://www.store-gk.com/
Online Order Period: May 22, 2026 (Friday) 12:00 PM - August 30, 2026 (Sunday) 11:59 PM
Acrylic Stand
Acrylic Stand
Price: 1,870 yen (tax included)
Number of Types: 4 types in total
Specifications: Approx. W68 x H150mm or less / Acrylic
Trading Mini Character Acrylic Stand
Trading Mini Character Acrylic Stand
Price: 990 yen (tax included)
Number of Types: 4 types in total
Specifications: Approx. W58 x H93mm or less / Acrylic
*Blind specification, so you cannot choose the design.
*A set of 4 types will also be sold on the EC site.
Trading Can Badge
Trading Can Badge
Price: 550 yen (tax included)
Number of Types: 8 types in total
Specifications: Φ57mm / Tinplate
*Blind specification, so you cannot choose the design.
*A set of 8 types will also be sold on the EC site.
Trading Cheki-style Bromide
Trading Cheki-style Bromide
Price: 440 yen (tax included)
Number of Types: 8 types in total
Specifications: Approx. H86mm x W54mm or less / Paper
*Blind specification, so you cannot choose the design.
*A set of 8 types will also be sold on the EC site.
B2 Tapestry
B2 Tapestry
Price: 3,850 yen (tax included)
Number of Types: 2 types in total
Specifications: B2 / Suede
Game Mat
Game Mat
Price: 3,850 yen (tax included)
Number of Types: 3 types in total
Specifications: Approx. 350 x 600mm / Polyester, Rubber
Capsule Toy
Acrylic Keychain
Capsule Toy
*Numbered tickets may be distributed depending on customer attendance.
*Announcements regarding numbered ticket distribution, same-day guidance, product sell-outs, or restocking will be made on the X account of each collaboration goods sales store.
Amusement Prizes (Crane Game Prizes)
Limited edition prizes "Acrylic Shikishi" and "Plushies" that can only be obtained at ROUND1 amusement corners in 100 ROUND1 stores nationwide.