Pet Book Fair!
2026-05-11 07:15:28

Celebrate 400,000 Copies Sold with a Special Pet Book Fair and New Release

Celebrate 400,000 Copies Sold! Special Fair for the '〇〇ほん' Pet Book Series



In an exciting announcement, Seitosha Co., Ltd. (Bunkyo, Tokyo, President: Kazuki Wakamatsu) proudly shares that their beloved pet book series '〇〇ほん' has surpassed 400,000 copies sold. To commemorate this milestone, they will host a special fair featuring the series, including the newly released 'はむほん'.

Discover the '〇〇ほん' Series


The '〇〇ほん' series features 100 questions and answers that delve into the true emotions of pets, packed with both cuteness and valuable information. This popular collection is recognized as Seitosha’s flagship pet literature, presenting fun insights into pet behavior, ecology, and emotions through delightful illustrations and easy-to-understand scientific explanations.

Whether you are a pet owner or just an animal enthusiast, this series offers a wealth of humorous trivia and heartwarming stories that are sure to entertain and educate readers of all ages.

Special Fair Details


The '40万部突破&新刊刊行記念フェア' will take place in participating bookstores across the country. Fans can purchase the four existing titles in the series: 'ねこほん', 'いぬほん', 'とりほん', 'うさほん', along with the long-awaited new release 'はむほん'. Each purchase will come with a limited-edition IC card sticker featuring unique illustrations tailored to each book.

For instance, purchasing a special edition of 'ねこほん' grants you an IC card sticker illustrated by Tamako Egg Mountain. Similar exclusive stickers will be available for the new release 'はむほん' and the other four titles.

Sticker Designs


Check out the various designs of these adorable stickers available at select bookstores!

List of Participating Bookstores


Ensure you visit one of the listed bookstores to get your hands on these special editions.

Exclusive Online Offers


For customers shopping online, Amazon and Rakuten Books provide two exclusive options for acquiring special edition stickers:
1. Purchase the new book 'はむほん' (special edition) to receive one 'はむほん' IC card sticker.
- View on Rakuten Books
- View on Amazon
2. Buy the complete set of all five books to receive all five stickers from the series.
- View on Rakuten Books

Series Overview


Latest Release


  • - 'はむほん - The Truth About Hamsters'
Manga by Megumi Fujimoto / Supervised by Tadaaki Imaizumi
Release Date: May 19 (Tuesday)
Price: ¥1,320 (¥1,200 + tax) / ISBN: 9784791633067
- Rakuten Books Special Edition
- Amazon Special Edition

Other titles include:
  • - 'ねこほん - Understanding Cats' by Tamako Egg Mountain - ¥1,320 / ISBN: 9784791628117
  • - 'いぬほん - Understanding Dogs' by Aoi Michiduki - ¥1,320 / ISBN: 9784791629008
  • - 'とりほん - Understanding Pet Birds' by Moneko - ¥1,320 / ISBN: 9784791629268
  • - 'うさほん - Understanding Rabbits' by Kei Kurata - ¥1,320 / ISBN: 9784791630530

Note on Special Editions


Please be aware that the special edition is limited in quantity. Availability may vary depending on the timing of your visit to participating stores. The sales methods for books with special bonuses may differ by location, and this initiative may change or end without prior notice.

For online retailers like Amazon and Rakuten, please note that purchasing any of the existing titles aside from 'はむほん' will not include a free sticker, except for those who buy the complete five-book set.

Company Information


  • - Company Name: Seitosha Co., Ltd.
  • - President: Kazuki Wakamatsu
  • - Address: 2-3-13 Yushima, Bunkyo, Tokyo, 113-0034
  • - Business Focus: Publishing books, booklets, and e-publications.
  • - Website: Visit Seitosha

Contact for Inquiries


Company Name: Seitosha Co., Ltd.
Contact Person: Kobayashi
Phone: 03-5800-3120
Email: [email protected]



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Topics Consumer Products & Retail)

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