[Z-kai Correspondence Education] Request Course Materials for Elementary School Students and Receive a Free "Review + Alpha Drill" and Clear File Set for Summer Learning!

Z-kai Inc., a group company of Masu-kai Holdings Inc. (Z-kai Group), is holding a campaign for requesting course materials for its "Z-kai Correspondence Education" elementary school courses. Those who request materials for the Elementary School Course or Elementary School Tablet Course between July 1, 2026 (Wed) and August 31, 2026 (Mon) will receive a free "Review + Alpha Drill" (by grade level), along with either the "Emaru & Bere Clear File" (Grades 1-2) or the "Tips for Free Research and Book Report Writing Clear File" (Grades 3-6). If you are considering learning materials for after the summer, please take this opportunity to request our materials.

Campaign Details

Navigate to the Z-kai Website

[Limited-Time Bonus Introduction]

"Review + Alpha Drill" (by grade level)

Includes review content as well as "alpha" elements for further skill improvement.

This drill is useful not only for reviewing Japanese language and math content up to the summer but also for learning after the summer.

"Emaru & Bere Clear File" (Grades 1-2)

An A4-sized clear file for organizing printouts and other materials received from school for the summer break.

Features Z-kai's original characters, Emaru & Bere, in a design that children will want to use.

"Tips for Free Research and Book Report Writing Clear File" (Grades 3-6)

"I don't know what to write..."

"How can I make my work unique?"

Free research and book reports can be a source of worry for children during their summer homework.

This A4-sized clear file can help solve these problems.

* The "Review + Alpha Drill" (by grade level) and either the "Emaru & Bere Clear File" (Grades 1-2) or the "Tips for Free Research and Book Report Writing Clear File" (Grades 3-6) will be delivered to those who request materials by August 31, 2026 (Mon).

Along with these limited-time bonuses, you will also receive a substantial set of "Trial Materials" by grade level.

If you are looking for home learning materials, please take this opportunity to request our materials.

▶ Campaign Details Here

▶ Request Materials Here

▶ Z-kai Elementary School Course Details Here

[Campaign Period]

July 1, 2026 (Wed) - August 31, 2026 (Mon)

* Since the "Review + Alpha Drill" is an excerpt from the Elementary School Course materials, current members do not need to request it.

* For grades 5 and 6, please specify the materials for the "Elementary School Course / Elementary School Tablet Course." They are not included with the materials for the "Junior High School Entrance Exam Course."

* This campaign is subject to change or termination without prior notice.

<Inquiries regarding this matter> Z-kai Inc. Early Childhood & Elementary School Course Customer Center Free Dial 0120-79-8739 * Also available from mobile phones. * Reception Hours: Monday - Friday, 10:00 AM - 8:00 PM (excluding national holidays, summer holidays, and year-end/New Year holidays.)