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Get Ready for the First Semester with Just One Book! "Chiikawa Summer Vacation Drill for 3rd Graders" Joins the Chiikawa Elementary School Study Series!

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published Jun 12, 2026 6:00 PM ・ Updated Jun 14, 2026 12:00 AM ・ 5 min read ・ Source: PR TIMES

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⚡ Key Points

Kodansha released "Chiikawa Summer Vacation Drill for 3rd Graders" on June 10th, following the successful publication of the 1st and 2nd-grade versions last year.
This brings the total circulation of the "Chiikawa Elementary School Study Series" to over 930,000 copies.
The drill is designed with the concept of "15 minutes a day! Build a learning rhythm during summer vacation!" and allows students to review the curriculum from the first semester in Japanese, Math, and English.

Kodansha released "Chiikawa Summer Vacation Drill for 3rd Graders" on June 10th, following the successful publication of the 1st and 2nd-grade versions last year. This brings the total circulation of the "Chiikawa Elementary School Study Series" to over 930,000 copies. The drill is designed with the concept of "15 minutes a day! Build a learning rhythm during summer vacation!" and allows students to review the curriculum from the first semester in Japanese, Math, and English. It features problems using Chiikawa's illustrations and stories, special posters, and stickers to enhance learning motivation.

PRIMARY SOURCE Original source: https://prtimes.jp/main/html/rd/p/000008524.000001719.html Distributor: PR TIMES
Published: Jun 12, 2026

Kodansha published "Chiikawa Summer Vacation Drill for 3rd Graders" on June 10th. This book follows the "Chiikawa Summer Vacation Drill for 1st Graders" and "Chiikawa Summer Vacation Drill for 2nd Graders" published last year. With this release, the "Chiikawa Elementary School Study Series" published by Kodansha has surpassed 930,000 copies.

▲ Introducing 3rd Grade to the "Chiikawa Summer Vacation Drill"!

Review the learning scope of the first semester in just 15 minutes a day!

This series is a drill designed with the concept of "15 minutes a day! Build a learning rhythm during summer vacation!" that allows students to comprehensively review the learning content covered in the first semester. The 3rd-grade version includes Japanese, Math, and English.

【Point 1】 Lots of problems using Chiikawa's illustrations and stories!

The "Chiikawa Summer Vacation Drill" is packed with Chiikawa illustrations.

▲ Math word problems based on Chiikawa's manga!

▲ English, introduced from the 3rd grade! Learn English while listening to native speaker pronunciation!

▲ Reading comprehension problems based on Chiikawa's manga! Also includes Kanji and vocabulary exercises.

【Point 2】 Comes with a "Summer Vacation Support Poster"!

The "Chiikawa Summer Vacation Drill" includes a special poster exclusive to this series. Putting it up on your desk or wall will surely help you get off to a great start in the second semester!

▲ Special poster for all Kanji learned in 3rd grade!

▲ Poster to learn keyboard input!

【Point 3】 Record your summer vacation studies using special stickers!

With the "Summer Stickers" and "Perfect Calendar," you can record your summer vacation plans and drill progress. By writing down your schedule and applying stickers, you can stimulate your child's motivation and sense of accomplishment throughout the summer vacation.

▲ Plenty of Chiikawa stickers!

▲ You can write down your summer vacation plans and drill progress!

Ⓒnagano

Title: Chiikawa Summer Vacation Drill for 1st Grade / 2nd Grade / 3rd Grade

Author: Kodansha, Editor / Nagano, Illustrator

Publisher: Kodansha

Release Date: June 10, 2025 (Wednesday)

Specifications: A4 size, 48 pages each

Price: 1,100 yen (tax included) each

Amazon:

【New Release】

Chiikawa Summer Vacation Drill for 3rd Graders

https://www.amazon.co.jp/dp/4065431468

【Previous Releases】

Chiikawa Summer Vacation Drill for 1st Graders

https://www.amazon.co.jp/dp/4065389348

Chiikawa Summer Vacation Drill for 2nd Graders

https://www.amazon.co.jp/dp/406538933X

FACT BOX

Source: PR TIMES
Category: New Product

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Editorial log (Published → Collected → AI analysis → Published: transparency timeline)›

Announced　Jun 12, 2026 6:00 PM — Distributor PR TIMES
Collected　Jun 12, 2026 9:21 AM
AI structured & analyzed　Jun 12, 2026 4:52 PM
Desk-reviewed & published　Jun 12, 2026 6:00 PM

FAQ

What learning content does this drill cover?

It covers the Japanese, Math, and English curriculum for the first semester for 3rd graders. It's designed for efficient study in about 15 minutes per day.

What special features are included with the drill?

It comes with a "Summer Vacation Support Poster," "Summer Stickers," and a "Perfect Calendar" for recording studies, all aimed at boosting learning motivation.

What is the total circulation of the "Chiikawa Summer Vacation Drill" series?

The entire "Chiikawa Elementary School Study Series" published by Kodansha has surpassed a total of 930,000 copies.

Where can I purchase this drill?

It is available at bookstores nationwide and online stores like Amazon. Links to Amazon are provided in the article.

Why is "Chiikawa" used for educational materials?

To leverage "Chiikawa's" high popularity and affinity with children, sparking interest in learning and making studying enjoyable.

Cite this article — HOW TO CITE

Washin AI News Desk“Get Ready for the First Semester with Just One Book! "Chiikawa Summer Vacation Drill for 3rd Graders" Joins the Chiikawa Elementary School Study Series!”AI News by Washin Village（和心村）, Jun 12, 2026. https://aeo.idaeo.ai/ai/kodansha-co-jp/en/news/2026-06-12-%E3%81%93%E3%82%8C1%E5%86%8A%E3%81%A71%E5%AD%A6%E6%9C%9F%E3%81%AF%E3%83%90%E3%83%83%E3%83%81%E3%83%AA-%E3%81%A1%E3%81%84%E3%81%8B%E3%82%8F%E5%B0%8F%E5%AD%A6%E5%AD%A6%E5%8F%82%E3%81%AB-%E3%81%A1%E3%81%84%E3%81%8B%E3%82%8F%E5%A4%8F%E4%BC%91%E3%81%BF%E3%83%89%E3%83%AA%E3%83%AB-%E5%B0%8F%E5%AD%A63%E5%B9%B4%E7%94%9F

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