Latest Installment of "Momotaro Dentetsu" Learning Book, with Over 150,000 Copies Sold, Now Available! Two-Volume Set Allows Elementary Students and Adults to Master Geography and History

Gakken Inc. (Shinagawa-ku, Tokyo; President and Representative Director: Tatsuya Nanjo), a group company of Gakken Holdings Co., Ltd. (Shinagawa-ku, Tokyo; President and Representative Director: Hiroaki Miyahara), released "Manga and Quiz Included: Mastering Geography and History of 47 Prefectures with Momotaro Dentetsu 2: Eastern Japan Edition" and "Western Japan Edition" on June 25, 2026.

The "Manga and Quiz Included: Learning with Momotaro Dentetsu" series of children's books, which has garnered attention for helping readers learn about the geography and history of Japan and the world, as well as money and economics, while playing the game, has surpassed a cumulative total of 150,000 copies sold4. The latest installments, compatible with the long-awaited new game "Momotaro Dentetsu 2 ~Your Town is Surely There Too~," are now available in a two-volume set: Eastern Japan Edition and Western Japan Edition.

These two volumes cover over 1,000 cities and the geography, history, climate, specialties, and sports of 47 prefectures, focusing on property stations and other locations featured in the game. They are packed with content perfect for reviewing and previewing geography and history for upper elementary school students and above, as well as for parent-child communication.

4February 2022 - June 2026. Includes e-books.

【Key Features of These Books】

● Introducing Property Stations and Other Locations from "Momotaro Dentetsu 2"! Over 1,000 Japanese Cities and Property Stations Featured

The unique characteristics of approximately 1,000 property stations appearing in the latest game are explained in detail with photographs. The "Eastern Japan Edition" covers a total of 559 stations (Hokkaido, Tohoku, Kanto, and Chubu regions; 23 prefectures), and the "Western Japan Edition" covers 431 stations (Kinki, Chugoku, Shikoku, and Kyushu/Okinawa regions; 24 prefectures). While it is recommended to get both volumes, each volume also includes comprehensive data for the other region, allowing you to thoroughly cover basic knowledge of all of Japan with just one book.

Furthermore, each property is classified into one of nine categories using marks: "Food," "Agriculture, Forestry, and Fisheries," "Commerce," "Industry," "Tourism," "Hot Springs," "Pottery," and "Pharmaceuticals." This allows you to understand the industrial characteristics of each region at a glance.

● Learn History and Trivia Enjoyably with Original 4-Panel Manga & Review Quizzes!

Pages featuring maps of each prefecture include original 4-panel manga starring characters from the game "Momotaro Dentetsu." While enjoying the manga, you can learn about the climate, culture, and topics of each region.

Additionally, the final page of each region includes a quiz section to deepen your learning. The "Eastern Japan Edition" contains 45 questions, and the "Western Japan Edition" contains 40 questions. By challenging these fun quizzes, which link game knowledge with geography and history learning, you can gauge your level of understanding.

● Explanations of Historical Figures Who Inspired the "Historical Heroes" in the Game!

Each volume also includes a "47 Prefectures Historical Figures Encyclopedia" covering historical heroes who play a major role in the game and historical figures associated with various locations. Important figures who appear in textbooks, such as Oda Nobunaga, Tokugawa Ieyasu, Minamoto no Yoshitsune, Sugawara no Michizane, Hiraga Gennai, Sakamoto Ryoma, and Saigo Takamori, are explained clearly with their birth and death years and achievements.

● In-Depth Look at Featured Areas! Includes Enlarged Maps of Tokyo's 23 Wards, Kyoto City's 11 Wards, and Osaka City's 24 Wards

As a special section for a deeper understanding of the regions, the "Eastern Japan Edition" includes an enlarged map and summary data for "Tokyo's 23 Wards," and the "Western Japan Edition" includes those for "Kyoto City's 11 Wards & Osaka City's 24 Wards." You can learn in detail about the population and famous spots of each ward. This content is also perfect for preparing for school trips.

【4-Panel Manga Available for Free Promotional Viewing on the Manga Site "Gakkomi"!】

To commemorate the release, the manga site "Gakkomi" is offering promotional viewing of the engaging original 4-panel manga included in this book. Please experience the fun learning atmosphere with "Momotaro Dentetsu" characters before getting your hands on the book.

▶https://gakcomic.gakken.jp/comic/page-1020620800/

【Limited Edition "Original Bonus Poster" for Rakuten Books Purchasers!】

Customers who purchase this book on Rakuten Books will receive a limited "Original Bonus Poster" as a special gift. Purchasing the "Eastern Japan Edition" will get you the "Understand Tokyo and Surrounding Areas! Double-Sided Map Poster (B3 Size)," and purchasing the "Western Japan Edition" will get you the "Understand Osaka and Surrounding Areas! Double-Sided Map Poster (B3 Size)." These exclusive items, perfect for displaying in your room or bathroom for anytime geography study with your family, can only be obtained here.

* The front side is a game map poster, and the back side is a real map poster with a blank map.

* Quantities are limited. Please order early.

【Attention Booksellers! Original Prefecture-Specific POPs Available for Download】

Gakken's official blog has launched free downloads of "Original Prefecture-Specific POPs" to liven up store displays. These POPs are tailored to each region and can be used immediately for merchandising.

▶https://gkp-koushiki.gakken.jp/2026/06/24/98340/

【About the "Momotaro Dentetsu" Series】

"Momotaro Dentetsu" (Publisher: KONAMI) is a board game where players become company presidents, travel to various locations, buy properties, and aim to become the wealthiest.

Since the first game was released for the Family Computer in 1988, the series has sold over 20.1 million copies cumulatively (as of the end of March 2026) and has been enjoyed by a wide range of age groups for approximately 37 years.

"Momotaro Dentetsu ~Showa, Heisei, Reiwa mo Teiban!~" (Nintendo Switch), released in November 2020, became a hit with over 4 million copies sold, praised as a game that makes time at home enjoyable for individuals, families, and online players alike.

Additionally, a digital educational tool, "Momotaro Dentetsu Educational Edition Lite ~Japan is Interesting!~," was created utilizing the series' characteristics and has been provided free of charge to educational institutions since February 2023.

In November 2023, "Momotaro Dentetsu World ~Chikyu wa Kibou de Mawatteru!~" (Nintendo Switch), set around the world, was released and has surpassed 1.5 million copies sold cumulatively.

On November 13, 2025, "Momotaro Dentetsu 2 ~Anata no Machi mo Kitto Aru~" (Nintendo Switch 2, Nintendo Switch), the largest volume in the series' history, was released and has exceeded 1 million units shipped cumulatively.

© Akira Sakuma © Konami Digital Entertainment

【About the Manga Site "Gakkomi"】

"Gakkomi" is a free manga site designed for both children and adults, with the slogan "Manga that moves the heart and expands the world."

The name "Gakkomi" embodies the wish for this site to be a community where people can encounter works that capture their hearts and don't let go.

▶https://gakcomic.gakken.jp/

▶Gakken Manga & Gakkomi Editorial Department [Official] X (formerly Twitter) Account: https://twitter.com/g_manganichirek

[Product Overview]

"Manga and Quiz Included: Mastering Geography and History of 47 Prefectures with Momotaro Dentetsu 2: Eastern Japan Edition"

Price: 1,760 yen (tax included)

Release Date: June 25, 2026

Format: A5 / 256 pages

E-book: Available

ISBN: 978-4-05-206208-7

Publisher: Gakken Inc.

【Details and Purchase Here】

・Gakken Publishing Site: https://hon.gakken.jp/book/1020620800

・Amazon: https://www.amazon.co.jp/dp/4052062086/

・Amazon (2-book set with "Western Japan Edition"): https://www.amazon.co.jp/dp/B0GVWSW66M/

・Rakuten Books (with bonus): https://books.rakuten.co.jp/rb/18633674/

・7net: https://7net.omni7.jp/detail/1107704398/

・Yodobashi.com: https://www.yodobashi.com/product/100000009004237655/

"Manga and Quiz Included: Mastering Geography and History of 47 Prefectures with Momotaro Dentetsu 2: Western Japan Edition"

Price: 1,760 yen (tax included)

Release Date: June 25, 2026

Format: A5 / 224 pages

E-book: Available

ISBN: 978-4-05-206211-7

Publisher: Gakken Inc.

【Details and Purchase Here】

・Gakken Publishing Site: https://hon.gakken.jp/book/1020621100

・Amazon: https://www.amazon.co.jp/dp/4052062116/

・Amazon (2-book set with "Eastern Japan Edition"): https://www.amazon.co.jp/dp/B0GVWSW66M/

・Rakuten Books (with bonus): https://books.rakuten.co.jp/rb/18633675/

・7net: https://7net.omni7.jp/detail/1107704399/

・Yodobashi.com: https://www.yodobashi.com/product/100000009004237656/

Series Now Available ■

"Manga and Quiz Included: Mastering Occupations of Japan and the World with Momotaro Dentetsu"

Edited by: Gakken

Price: 1,650 yen (tax included)

Release Date: April 21, 2025

Format: A5 / 224 pages

E-book: Available

ISBN: 978-4-05-206071-7

Publisher: Gakken Inc.

【Purchase Here】

・Amazon: https://www.amazon.co.jp/dp/4052060717/

・Rakuten Books: https://books.rakuten.co.jp/rb/18142530/

・Yodobashi.com: https://www.yodobashi.com/product/100000009004088161/

Previous Titles Also Available! ■

"Manga and Quiz Included: Mastering Proverbs and Four-Character Idioms with Momotaro Dentetsu"

Edited by: Gakken

Price: 1,650 yen (tax included)

Release Date: September 26, 2024

Format: A5 / 224 pages

E-book: Available

ISBN: 978-4-05-205825-7

Publisher: Gakken Inc.

【Purchase Here】

・Amazon: https://www.amazon.co.jp/dp/4052058259/

・Rakuten Books: https://books.rakuten.co.jp/rb/17943833/

・Yodobashi.com: https://www.yodobashi.com/product/100000009003873103/

"Manga and Quiz Included: Mastering World Geography and History with Momotaro Dentetsu"

Edited by: Gakken

Price: 1,650 yen (tax included)

Format: A5 / 224 pages (all color)

E-book: Available

ISBN: 978-4-05-205744-1

Publisher: Gakken Inc.

【Purchase Here】

・Amazon: https://www.amazon.co.jp/dp/4052057449/

・Rakuten Books: https://books.rakuten.co.jp/rb/17743954/

・Yodobashi.com: https://www.yodobashi.com/product/100000009003800853/

"Manga and Quiz Included: Mastering the Mechanisms of Money and Economics with Momotaro Dentetsu"

Edited by: Gakken

Supervised by: Hidekazu Shoto

Price: 1,650 yen (tax included)

Format: A5 / 224 pages (all color)

E-book: Available

ISBN: 978-4-05-205615-4

Publisher: Gakken Inc.

【Purchase Here】

・Amazon: https://www.amazon.co.jp/dp/4052056159/

・Rakuten Books: https://books.rakuten.co.jp/rb/17327842/

・Yodobashi.com: https://www.yodobashi.com/product/100000009003638947/

"Manga and Quiz Included: Mastering Geography and History of 47 Prefectures with Momotaro Dentetsu"

Edited by: Gakken Plus

Price: 1,650 yen (tax included)

Format: A5 / 224 pages (all color)

E-book: Available

ISBN: 978-4-05-205485-3

Publisher: Gakken Inc.

【Purchase Here】

・Amazon: https://www.amazon.co.jp/dp/4052054857/

・Rakuten Books: https://books.rakuten.co.jp/rb/16989465/

・Yodobashi.com: https://www.yodobashi.com/product/100000009003518333/

© Akira Sakuma © Konami Digital Entertainment

Gakken Inc. ■

https://www.corp-gakken.co.jp/ ・President and Representative Director: Tatsuya Nanjo ・Date of Establishment: January 13, 2009 (Name change on October 1, 2022) ・Capital: 50 million yen ・Address: 2-11-8 Nishi-Gotanda, Shinagawa-ku, Tokyo 141-8416 ・Business Activities: Publishing and content business, global business, medical and nursing publication content business, kindergarten and school business, classroom-related business, EC and online business, advertising business

GAKKEN HOLDINGS CO., LTD. ■

https://www.gakken.co.jp/ ・President and Representative Director: Hiroaki Miyahara ・Date of Establishment: March 31, 1947 ・Capital: 19,817 million yen ・Sales: 199.1 billion yen, Consolidated Subsidiaries: 82 companies (FY ending September 2025) Listed on the Tokyo Stock Exchange Prime Market (Securities Code: 9470) ・Address: 2-11-8 Nishi-Gotanda, Shinagawa-ku, Tokyo 141-8510 ・Phone: 03-6431-1001 (Main) ・Business Activities: A holding company engaged in education, medical, and welfare-related businesses since its founding in 1946. Education Field: Classroom and cram school businesses including "Gakken Classrooms," Publishing and content business for learning materials, etc., Kindergarten and school business for textbooks, childcare supplies, etc. Medical Welfare Field: Serviced housing for the elderly business, Dementia group home business, Childcare support businesses such as nursery schools and after-school care. Global: Activities and business development in over 150 countries.