Official Guidebook for Hearts of Iron IV Released in Japan
On August 18, 2026, ACROVE Co., Ltd., based in Shinjuku, Tokyo, will launch Japan's first official strategy guidebook for the globally popular grand strategy game, "Hearts of Iron IV," developed by Paradox Interactive. This 744-page book, titled "Official Guidebook: Hearts of Iron IV Historical Route Strategy ~ Japan and Germany Edition," is the print version following the digital release on July 7, 2026.
The guide is designed with a B5 size layout, allowing players to easily access necessary strategy information without switching away from the game screen. This way, they can keep important pages open while playing, enhancing their immersive experience. Players can also customize the book by using sticky notes, highlighters, and writing their own strategies, effectively creating a personal tactical manual.
Why Players Need a Handy Guide
In "Hearts of Iron IV," players engage in a detailed simulation of World War II, managing various aspects such as domestic policies, diplomacy, research and development, and military operations. Given the many elements players need to monitor—like national policy, division composition, technology research, resource supply, and frontline status—the availability of an immediate reference can significantly improve gameplay flow. The printed guide addresses the common challenge faced by players who need to frequently toggle between the game and online strategy sites, allowing them to maintain focus while ensuring they have all necessary information at their fingertips. This navigation book serves both beginners yearning to grasp the game's complexity and seasoned players seeking to deepen their strategies.
Three Key Features of the Printed Guide
1. Easy Access Without Screen Switching:
The guide allows players to keep crucial information easily accessible as they play, ensuring minimal disruption from real-time action. This means players can immediately reference their knowledge about national policy, production, and army planning without the hassle of changing screens.
2. Personalized Strategy Manual:
Unique to the printed format, readers can interact with the book by marking important pages, highlighting key areas, and jotting down personal insights acquired during gameplay. This encourages the development of each player's unique strategies, transforming the guide into a personalized companion for ongoing gaming adventures.
3. Comprehensive Database of 744 Pages:
The guide is packed with a staggering amount of information, covering over 1,000 pieces of data related to national policies, division templates, and naval data. This not only serves as a practical reference but also as a collectible item that reflects the multifaceted world of "Hearts of Iron IV," making it a must-have for enthusiasts.
Main Features of the Guide
What is Hearts of Iron IV?
"Hearts of Iron IV" is a grand strategy game developed by Paradox Interactive AB, set against the backdrop of World War II. Players take command of nations during this tumultuous time, reinforcing industrial capabilities, establishing international relations, conducting research and development, and guiding their military efforts toward triumph. The game's richness lies in its blend of historical accuracy and the freedom it gives players to alter the course of history through their decisions.
Publication Details
Print Version: August 18, 2026
Print Version: 3,600 Yen (excluding tax)
About GameLib
GameLib is a gaming label under ACROVE Co., Ltd., striving to bridge overseas gaming with Japanese players by showcasing the allure of international PC games through guidebooks and media outlets.
ACROVE Overview
ACROVE is on a mission to "create a garden of society," aiming to weave as many great projects, products, and thoughts into the future as possible through two main businesses: sales support and M&A. They utilize proprietary big data for comprehensive sales support, known as Commerce Transformation, and have successfully executed numerous mergers and acquisitions aimed at nurturing brands and businesses. CEO Toshiaki Arai has been recognized in the Forbes 30 Under 30 Asia 2024 and has featured in Nihon Keizai Shimbun's list of 100 companies shaping the future market in 2025.
Company Name: ACROVE Co., Ltd. (Website)
Established: November 15, 2018
CEO: Toshiaki Arai
Employee Count: 260 (as of May 2026)
Location: 19th Floor, Shinjuku Central Park Tower, 6-18-1 Nishi-Shinjuku, Tokyo
Rights Notice:
© 2026 Paradox Interactive AB.
PARADOX, PARADOX INTERACTIVE, the Paradox Interactive logo, and HEARTS OF IRON are trademarks and/or registered of Paradox Interactive AB. Produced by ACROVE, Inc. under license from Paradox Interactive AB.
The guide is designed with a B5 size layout, allowing players to easily access necessary strategy information without switching away from the game screen. This way, they can keep important pages open while playing, enhancing their immersive experience. Players can also customize the book by using sticky notes, highlighters, and writing their own strategies, effectively creating a personal tactical manual.
Why Players Need a Handy Guide
In "Hearts of Iron IV," players engage in a detailed simulation of World War II, managing various aspects such as domestic policies, diplomacy, research and development, and military operations. Given the many elements players need to monitor—like national policy, division composition, technology research, resource supply, and frontline status—the availability of an immediate reference can significantly improve gameplay flow. The printed guide addresses the common challenge faced by players who need to frequently toggle between the game and online strategy sites, allowing them to maintain focus while ensuring they have all necessary information at their fingertips. This navigation book serves both beginners yearning to grasp the game's complexity and seasoned players seeking to deepen their strategies.
Three Key Features of the Printed Guide
1. Easy Access Without Screen Switching:
The guide allows players to keep crucial information easily accessible as they play, ensuring minimal disruption from real-time action. This means players can immediately reference their knowledge about national policy, production, and army planning without the hassle of changing screens.
2. Personalized Strategy Manual:
Unique to the printed format, readers can interact with the book by marking important pages, highlighting key areas, and jotting down personal insights acquired during gameplay. This encourages the development of each player's unique strategies, transforming the guide into a personalized companion for ongoing gaming adventures.
3. Comprehensive Database of 744 Pages:
The guide is packed with a staggering amount of information, covering over 1,000 pieces of data related to national policies, division templates, and naval data. This not only serves as a practical reference but also as a collectible item that reflects the multifaceted world of "Hearts of Iron IV," making it a must-have for enthusiasts.
Main Features of the Guide
- - Focus on Japan and Germany for Comprehensive Learning:
- - Strictly Vanilla Environment Support:
- - Value for Intermediate Players:
- - Exclusive Developer Insights and Influencer Collaboration:
What is Hearts of Iron IV?
"Hearts of Iron IV" is a grand strategy game developed by Paradox Interactive AB, set against the backdrop of World War II. Players take command of nations during this tumultuous time, reinforcing industrial capabilities, establishing international relations, conducting research and development, and guiding their military efforts toward triumph. The game's richness lies in its blend of historical accuracy and the freedom it gives players to alter the course of history through their decisions.
Publication Details
- - Title: Official Guidebook: Hearts of Iron IV Historical Route Strategy ~ Japan and Germany Edition
- - Release Dates:
Print Version: August 18, 2026
- - Pricing:
Print Version: 3,600 Yen (excluding tax)
- - Specifications: B5 size, 744 pages, Softcover
- - ISBN: 978-4-9914637-0-9
- - Target Environment: Version 1.17.5.2, Vanilla (No DLC)
- - Supervision and Collaboration: Paradox Interactive / Isaac Z
- - Published by: ACROVE Co., Ltd. (GameLib)
- - Purchase Link: Amazon
About GameLib
GameLib is a gaming label under ACROVE Co., Ltd., striving to bridge overseas gaming with Japanese players by showcasing the allure of international PC games through guidebooks and media outlets.
ACROVE Overview
ACROVE is on a mission to "create a garden of society," aiming to weave as many great projects, products, and thoughts into the future as possible through two main businesses: sales support and M&A. They utilize proprietary big data for comprehensive sales support, known as Commerce Transformation, and have successfully executed numerous mergers and acquisitions aimed at nurturing brands and businesses. CEO Toshiaki Arai has been recognized in the Forbes 30 Under 30 Asia 2024 and has featured in Nihon Keizai Shimbun's list of 100 companies shaping the future market in 2025.
Company Name: ACROVE Co., Ltd. (Website)
Established: November 15, 2018
CEO: Toshiaki Arai
Employee Count: 260 (as of May 2026)
Location: 19th Floor, Shinjuku Central Park Tower, 6-18-1 Nishi-Shinjuku, Tokyo
Rights Notice:
© 2026 Paradox Interactive AB.
PARADOX, PARADOX INTERACTIVE, the Paradox Interactive logo, and HEARTS OF IRON are trademarks and/or registered of Paradox Interactive AB. Produced by ACROVE, Inc. under license from Paradox Interactive AB.
Topics Other）
【About Using Articles】
You can freely use the title and article content by linking to the page where the article is posted.
※ Images cannot be used.
【About Links】
Links are free to use.