2nd Volume of the Million-Selling Math Manga Series 'Hirameke! Sansu Dokan!' to be Released on July 15, 2026
KADOKAWA Corporation will release 'Math Adventure Manga Series: Hirameke! Sansu Dokan! 2 - Find the Secret of Zero' on July 15, 2026. This is the sequel to the million-selling series, featuring the math-hating protagonist Doki tackling mathematical concepts.
📋 Article Processing Timeline
- 📰 Published: May 26, 2026 at 01:13
- 🔍 Collected: May 25, 2026 at 16:31
- 🤖 AI Analyzed: May 25, 2026 at 17:05 (33 min after Collected)
## Release of Series Volume 2
KADOKAWA Corporation announced the release of 'Math Adventure Manga Series: Hirameke! Sansu Dokan! 2 - Find the Secret of Zero' (Written by Ryu Gi-un and Hong Jae-chul, Manga by Moon Jong-hu, Supervised by Akitonton) on July 15, 2026. Pre-orders are currently being accepted at bookstores and online retailers across Japan.
## About the Production Team
This book is the second volume in a popular series that has surpassed 1.5 million copies sold globally, created by the original team behind the 'Survival' science manga series (Asahi Shimbun Publications). Following his entry into a virtual reality world in the first volume, the protagonist, Doki, arrives in a nation facing collapse in the second volume, where he must struggle to introduce the concept of 'zero.'
## Educational Impact and Feedback
Designed with a strong focus on narrative, the series makes math accessible even to children who struggle with the subject. Readers of the first volume have shared positive feedback, noting that it helped them understand the connection between daily life and math, and that the diagrams were easy to follow.
## Author and Supervisor Profiles
- Story: Ryu Gi-un, Hong Jae-chul
- Manga: Moon Jong-hu
- Supervision: Akitonton
## Bibliographic Information
- Title: 'Math Adventure Manga Series: Hirameke! Sansu Dokan! 2 - Find the Secret of Zero'
- Price: 1,650 JPY (Base price 1,500 JPY + tax)
- Release Date: July 15, 2026
- ISBN: 978-4-04-117563-7
- Publisher: KADOKAWA Corporation
KADOKAWA Corporation announced the release of 'Math Adventure Manga Series: Hirameke! Sansu Dokan! 2 - Find the Secret of Zero' (Written by Ryu Gi-un and Hong Jae-chul, Manga by Moon Jong-hu, Supervised by Akitonton) on July 15, 2026. Pre-orders are currently being accepted at bookstores and online retailers across Japan.
## About the Production Team
This book is the second volume in a popular series that has surpassed 1.5 million copies sold globally, created by the original team behind the 'Survival' science manga series (Asahi Shimbun Publications). Following his entry into a virtual reality world in the first volume, the protagonist, Doki, arrives in a nation facing collapse in the second volume, where he must struggle to introduce the concept of 'zero.'
## Educational Impact and Feedback
Designed with a strong focus on narrative, the series makes math accessible even to children who struggle with the subject. Readers of the first volume have shared positive feedback, noting that it helped them understand the connection between daily life and math, and that the diagrams were easy to follow.
## Author and Supervisor Profiles
- Story: Ryu Gi-un, Hong Jae-chul
- Manga: Moon Jong-hu
- Supervision: Akitonton
## Bibliographic Information
- Title: 'Math Adventure Manga Series: Hirameke! Sansu Dokan! 2 - Find the Secret of Zero'
- Price: 1,650 JPY (Base price 1,500 JPY + tax)
- Release Date: July 15, 2026
- ISBN: 978-4-04-117563-7
- Publisher: KADOKAWA Corporation
FAQ
『ひらめけ！算数ドカン！』第2巻の発売日はいつですか？
2026年7月15日（水）です。
『ひらめけ！算数ドカン！』シリーズの累計発行部数はどのくらいですか？
全世界シリーズ累計で150万部を突破しています。
この本の監修者は誰ですか？
SNSを中心に授業動画を配信している、あきとんとん氏が監修を務めています。
第2巻ではどのような内容が描かれますか？
滅亡の危機にある国にたどり着いた主人公のドキが、「数字」を持たない住民たちに計算の仕方や「0」の概念を教えるストーリーが展開されます。
この本のターゲット層はどのような子どもですか？
算数が苦手な子どもでも、笑いながら楽しめるストーリーを通じて算数を好きになることを目指した構成となっています。