Dr.STONE Battle Craft: New Event "We Want Math Skills! Seeking a Million Brains!" Held
Poppin Games Japan Inc. announced a new event and gacha for its smartphone game 'Dr.STONE Battle Craft'. The event, titled "We Want Math Skills! Seeking a Million Brains!", will run from May 1st to May 12th, offering limited characters and other rewards.
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- 📰 Published: May 2, 2026 at 03:00
- 🔍 Collected: May 1, 2026 at 18:32
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Poppin Games Japan Inc. is pleased to announce that a new event and a new gacha are being held in "Dr.STONE Battle Craft", currently distributed on AppStore/GooglePlay.
### Ranking Event "We Want Math Skills! Seeking a Million Brains!" Held!
**Event Period:**
May 1st (Friday) 18:00 ~ May 12th (Tuesday) 13:59
**Event Content:**
By clearing event-exclusive stages, players can earn scores and get cumulative score rewards and ranking rewards.
Cumulative score rewards include Gems, Awakening Stones (XL), and the limited [SSR] [To a Million Brains] Nanami Ryusui, among others.
Furthermore, top ranks in this event's ranking can also earn the limited [SSR] [To a Million Brains] Nanami Ryusui.
**Featured Reward: "Limited [SSR] [To a Million Brains] Nanami Ryusui"**
Also, by forming a deck with "[SSR] [Genius Mathematician] SAI", which is discharged from the "[SSR] [Genius Mathematician] SAI New Character Gacha" held since April 28th (Tuesday), players can advance favorably in the event by clearing stages.
**"[SSR] [Genius Mathematician] SAI"**
### "We Want Math Skills! Seeking a Million Brains! Support Login Bonus" Held
**Event Period:**
May 1st (Friday) 18:00 ~ May 12th (Tuesday) 13:59
**Event Content:**
Items useful for ranking events, such as stamina recovery fish, can be obtained.
Log in daily during the period to advance favorably in the event!
### Product Overview
Title Name: Dr.STONE Battle Craft
Release Date: September 1, 2021
Genre: Strategy
Platform: App Store / Google Play
Distribution Country: Japan
Price: Free (in-app purchases)
### Store URLs
AppStore: https://apps.apple.com/jp/app/id1513882973
Google Play: https://play.google.com/store/apps/details?id=com.poppingames.dsbc
### About Poppin Games Japan Inc.
An independent game publisher headquartered in Minato-ku, Tokyo.
Representative works include "Dr.STONE Battle Craft", "Nintama Rantaro: Mugen no Tsubo Daibousou no Dan", "Moomin: Welcome to Moominvalley", and "Crayon Shin-chan: Itchi Danketsu! Kasukabe City Daihatsu".
Headquarters: Oizumi Shinbashi 2nd Bldg. 802, 3-11-8 Shinbashi, Minato-ku, Tokyo
Representative: Yuichiro Taniguchi, Representative Director CEO
Company Website: https://poppin-games.com/
*"Google Play" and "Android" are trademarks or registered trademarks of Google Inc.
*"iOS" is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
*iPhone, iPad, iPad mini, iPod touch, and App Store are trademarks of Apple Inc. registered in the U.S. and other countries.
### Ranking Event "We Want Math Skills! Seeking a Million Brains!" Held!
**Event Period:**
May 1st (Friday) 18:00 ~ May 12th (Tuesday) 13:59
**Event Content:**
By clearing event-exclusive stages, players can earn scores and get cumulative score rewards and ranking rewards.
Cumulative score rewards include Gems, Awakening Stones (XL), and the limited [SSR] [To a Million Brains] Nanami Ryusui, among others.
Furthermore, top ranks in this event's ranking can also earn the limited [SSR] [To a Million Brains] Nanami Ryusui.
**Featured Reward: "Limited [SSR] [To a Million Brains] Nanami Ryusui"**
Also, by forming a deck with "[SSR] [Genius Mathematician] SAI", which is discharged from the "[SSR] [Genius Mathematician] SAI New Character Gacha" held since April 28th (Tuesday), players can advance favorably in the event by clearing stages.
**"[SSR] [Genius Mathematician] SAI"**
### "We Want Math Skills! Seeking a Million Brains! Support Login Bonus" Held
**Event Period:**
May 1st (Friday) 18:00 ~ May 12th (Tuesday) 13:59
**Event Content:**
Items useful for ranking events, such as stamina recovery fish, can be obtained.
Log in daily during the period to advance favorably in the event!
### Product Overview
Title Name: Dr.STONE Battle Craft
Release Date: September 1, 2021
Genre: Strategy
Platform: App Store / Google Play
Distribution Country: Japan
Price: Free (in-app purchases)
### Store URLs
AppStore: https://apps.apple.com/jp/app/id1513882973
Google Play: https://play.google.com/store/apps/details?id=com.poppingames.dsbc
### About Poppin Games Japan Inc.
An independent game publisher headquartered in Minato-ku, Tokyo.
Representative works include "Dr.STONE Battle Craft", "Nintama Rantaro: Mugen no Tsubo Daibousou no Dan", "Moomin: Welcome to Moominvalley", and "Crayon Shin-chan: Itchi Danketsu! Kasukabe City Daihatsu".
Headquarters: Oizumi Shinbashi 2nd Bldg. 802, 3-11-8 Shinbashi, Minato-ku, Tokyo
Representative: Yuichiro Taniguchi, Representative Director CEO
Company Website: https://poppin-games.com/
*"Google Play" and "Android" are trademarks or registered trademarks of Google Inc.
*"iOS" is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
*iPhone, iPad, iPad mini, iPod touch, and App Store are trademarks of Apple Inc. registered in the U.S. and other countries.