Gakken Co., Ltd. (Shinagawa, Tokyo / President and Representative Director: Tatsuya Nanjo), a group company of Gakken Holdings Co., Ltd. (Shinagawa, Tokyo / President and Representative Director: Hiroaki Miyahara), released the "High School Entrance Exam Mubista: Problem Sets Taught by Charismatic Teachers to Score Points on Exams" (English/Mathematics/Japanese/Science/Social Studies) on July 2, 2026.

Over 750,000 Copies Sold! The "Video Lecture x Study Book" Mubista Finally Comes to High School Entrance Exams.

"Just reading a textbook doesn't help me understand the content..."

"I'm busy with cram school and club activities, so it's hard to secure study time!"

The "Mubista" series, which allows learning through video lectures and study books, has been saving students nationwide who face such challenges. With a cumulative total of 750,000 copies sold*, this series, which has garnered significant support from students, now proudly introduces the long-awaited "High School Entrance Exam Mubista" series!

* Cumulative number of copies distributed as of July 2026.

Three Features of This Book

1. "Hybrid Learning" of Video Lectures and Practice Problems

Receive passionate lectures from charismatic instructors that leap off your smartphone screen, anytime, anywhere.

By combining this with text-based exercises, you can steadily improve your skills at your own pace without leaving any questions unanswered.

2. Master Strategies for Problems That Determine Success or Failure

Clearly explains the crucial points that separate success from failure, such as "Why does this happen?" and "How is this tested on the exam?" It teaches strategies to tackle problems you encounter for the first time.

3. Turn Exam Problems into Reliable "Scoring Power" with Video Knowledge

Includes numerous carefully selected past entrance exam problems.

It guides you to be able to "solve" problems independently, not just "understand" them after watching videos, fostering scoring power that will be effective on the actual entrance exam.

"4-Step Structure" for Steady Improvement

This book features a "4-step structure" that allows for steady progress on each theme.

[STEP 1: Key Point Summary]

Compactly organizes and presents important information. First, review and confirm basic knowledge in a short time.

[STEP 2: Special Lecture]

Top instructors thoroughly explain strategies for problems that differentiate you from rivals on the exam, through video and print. You'll understand the problem-solving process as if it were right in front of you.

[STEP 3: Practice Problems]

Improve your skills by solving actual exam problems. Immediately applying learned knowledge solidifies your understanding.

[STEP 4: Mock Exam] Includes two mock exams at the end of the book. You can complete your review by taking them as if you were in the actual exam.

▲ STEP 1: Key Point Summary (left), STEP 2: Special Lecture (right) (*English pages)

▲ STEP 3: Practice Problems (*English pages)

▲ STEP 4: Mock Exam (*English pages)

The Ultimate Partner to Guide You to Success! Featuring a Stellar Lineup of Instructors

Our distinguished instructors provide comprehensive support for students' learning! Each chapter concludes with a "Motivation Up Column" to boost students' enthusiasm. It is packed with practical advice geared towards the actual entrance exams.

<English Instructor: Daiju-sensei>

After entering Ritsumeikan University, taught English at numerous cram schools and preparatory schools. At the age of 23, established a university entrance exam English specialized cram school in his hometown of Nara. In 2020, amidst the COVID-19 pandemic, launched the YouTube channel "Stafuri" for junior high school students. As of July 2026, the channel has 280,000 subscribers.

<Mathematics Instructor: Akitonton-sensei>

An educational creator. Leveraging his own experiences struggling with studies during high school and university, he daily delivers videos on YouTube and social media designed to make learning enjoyable even for those who find it difficult, with the motto "With Akitonton's lessons, you can watch and enjoy!"

<Japanese Instructor: Yoji Koike-sensei>

Kawaijuku Modern Japanese Instructor. Previously at Waseda Academy, he primarily handled classes for high school entrance exam preparation and was responsible for the Japanese curriculum and material creation for the special course "Kaisei Hissho."

<Science Instructor: Rao-sensei>

A learning center operator and educational influencer who delivers passionate lessons that stir the soul, under the banner of "Making Learning Entertaining." Utilizing his experience as a former instructor at a major cram school, he enjoys immense support from junior high and high school students primarily through YouTube and social media.

<Social Studies Instructor: Gaichi Ito-sensei>

Has experience as an instructor at numerous video courses, preparatory schools, cram schools, and high schools, including Toshin High School and Shuei Preparatory School. His wildly popular lectures, delivered with overwhelming speaking skills based on his diverse experiences, are known to "shake the classroom."

Let's achieve your dream of passing your target school with the "High School Entrance Exam Mubista"!

▼ Click here for the Mubista Series Special Site

https://gakken-ep.jp/extra/mubisuta_series/

[Product Overview]

"High School Entrance Exam Mubista: Problem Set for Scoring Points on Exams Taught by Charismatic Teachers - English"

Author: Daiju-sensei

Price: 1,980 yen (tax included)

Release Date: July 2, 2026

Format: B5 / 236 pages

E-book: Available

ISBN: 978-4-05-306281-9

- Gakken Publishing Site: https://hon.gakken.jp/book/1130628100

- Amazon: https://amzn.asia/d/0ex7TItZ

- Rakuten Books: https://books.rakuten.co.jp/rb/18590812/

"High School Entrance Exam Mubista: Problem Set for Scoring Points on Exams Taught by Charismatic Teachers - Mathematics"

Author: Akitonton

Price: 1,980 yen (tax included)

Release Date: July 2, 2026

Format: B5 / 220 pages

E-book: Available

ISBN: 978-4-05-306321-2

- Gakken Publishing Site: https://hon.gakken.jp/book/1130632100

- Amazon: https://amzn.asia/d/06eoFXuq

- Rakuten Books: https://books.rakuten.co.jp/rb/18591429/

"High School Entrance Exam Mubista: Problem Set for Scoring Points on Exams Taught by Charismatic Teachers - Japanese"

Author: Yoji Koike

Price: 1,760 yen (tax included)

Release Date: July 2, 2026

Format: B5 / 130 pages

E-book: Available

ISBN: 978-4-05-306259-8

- Gakken Publishing Site: https://hon.gakken.jp/book/1130625900

- Amazon: https://amzn.asia/d/0jhPFHr3

- Rakuten Books: https://books.rakuten.co.jp/rb/18591379/

"High School Entrance Exam Mubista: Problem Set for Scoring Points on Exams Taught by Charismatic Teachers - Science"

Author: Rao-sensei

Price: 1,760 yen (tax included)

Release Date: July 2, 2026

Format: B5 / 208 pages

E-book: Available

ISBN: 978-4-05-306283-3

- Gakken Publishing Site: https://hon.gakken.jp/book/1130628300

- Amazon: https://amzn.asia/d/0ehZhpCR

- Rakuten Books: https://books.rakuten.co.jp/rb/18590814/

"High School Entrance Exam Mubista: Problem Set for Scoring Points on Exams Taught by Charismatic Teachers - Social Studies"

Author: Gaichi Ito

Price: 1,760 yen (tax included)

Release Date: July 2, 2026

Format: B5 / 184 pages

E-book: Available

ISBN: 978-4-05-306272-7

- Gakken Publishing Site: https://hon.gakken.jp/book/1130627200

- Amazon: https://amzn.asia/d/0d4bQfOj

- Rakuten Books: https://books.rakuten.co.jp/rb/18590811/

Gakken Inc.

https://www.corp-gakken.co.jp/ - President and Representative Director: Tatsuya Nanjo - Date of Incorporation: 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/Content Business, Global Business, Medical/Nursing Publishing Content Business, Business for Kindergartens/Schools, Classroom-Related Business, E-commerce/Online Business, Advertising Business

GAKKEN HOLDINGS CO., LTD.

https://www.gakken.co.jp/ - President and Representative Director: Hiroaki Miyahara - Date of Incorporation: March 31, 1947 - Capital: 19,817 million yen - Sales: 199.1 billion yen, Consolidated Subsidiaries: 82 companies (FY2025) Listed on the Tokyo Stock Exchange Prime Market (Securities Code: 9470) - Address: 2-11-8 Nishi-Gotanda, Shinagawa-ku, Tokyo 141-8510 - Phone Number: 03-6431-1001 (Main) - Business Activities: Holding company engaged in education and medical/welfare-related businesses since its founding in 1946. Education Field: Classroom/Cram School Business including "Gakken Kyoshitsu," Publishing/Content Business such as learning materials, Business for Kindergartens/Schools including textbooks and childcare supplies. Medical Welfare Field: Housing for the elderly with services, Dementia group home business, Childcare support services such as nursery schools and after-school care. Global: Activities and business development in over 150 countries.

FACT BOX

  • Source: PR TIMES
  • Category: 製品発売