【Recommended by My First Story Hiro!】Reiwa Roman's Matsui Kemuri's Debut Book Gaining Attention Before Release! Bonus Information Also Revealed
Gakken Co., Ltd. announced bonus information for comedian Matsui Kemuri's highly anticipated debut book, 'The Sloth's Morning Begins in the Afternoon,' set for release on April 23rd. The book, focusing on his love for animals, has already seen its online bookstore rankings surge, highlighting significant pre-release buzz.
📋 Article Processing Timeline
- 📰 Published: April 9, 2026 at 19:00
- 🔍 Collected: April 9, 2026 at 10:32
- 🤖 AI Analyzed: April 18, 2026 at 18:38 (224h 6m after Collected)
Gakken Co., Ltd. (Shinagawa, Tokyo; President: Minamijo Tatsuya), a group company of Gakken Holdings Co., Ltd. (Shinagawa, Tokyo; President: Miyahara Hiroaki), announced on Thursday, April 9, 2026, the purchase bonuses for "The Sloth's Morning Begins in the Afternoon." (scheduled for release on April 23, 2026).
● The topic of conversation even before release! Kemuri Matsui's love for animals becomes a book
Kemuri Matsui, who is so passionate about animals that he personally arranges zoo visits and experiences working as a zookeeper, humorously introduces the lives of various mysterious and lovely animals from his perspective in this book.
The book gained significant attention with its reservation announcement, causing online bookstore rankings to surge. The book signing event held to commemorate its release sold out within five minutes of opening. Many comments such as "Kemuri-sensei finally has a book!" and "The cover is cute" were posted on social media, drawing much attention.
We are now releasing information about the bonuses available exclusively to purchasers of this book.
● Carry it in your smartphone! Bookstore Purchase Bonus: Special Card (3 types)
To celebrate the release of this book, a special card will be presented to those who purchase it at bookstores. The front of the card features "newly taken photos" of Kemuri during the book's production, while the back lists the animals appearing in the book in a dictionary format. Furthermore, Kemuri's "hand-drawn animal illustrations" are printed on it. It is sized to fit in a smartphone case (8.5cm x 5.4cm).
※ Bonuses are available while supplies last.
※ The illustrations are based on the book's interior illustrations by illustrator Kyu, with additional drawings by Matsui Kemuri.
● The topic of conversation even before release! Kemuri Matsui's love for animals becomes a book
Kemuri Matsui, who is so passionate about animals that he personally arranges zoo visits and experiences working as a zookeeper, humorously introduces the lives of various mysterious and lovely animals from his perspective in this book.
The book gained significant attention with its reservation announcement, causing online bookstore rankings to surge. The book signing event held to commemorate its release sold out within five minutes of opening. Many comments such as "Kemuri-sensei finally has a book!" and "The cover is cute" were posted on social media, drawing much attention.
We are now releasing information about the bonuses available exclusively to purchasers of this book.
● Carry it in your smartphone! Bookstore Purchase Bonus: Special Card (3 types)
To celebrate the release of this book, a special card will be presented to those who purchase it at bookstores. The front of the card features "newly taken photos" of Kemuri during the book's production, while the back lists the animals appearing in the book in a dictionary format. Furthermore, Kemuri's "hand-drawn animal illustrations" are printed on it. It is sized to fit in a smartphone case (8.5cm x 5.4cm).
※ Bonuses are available while supplies last.
※ The illustrations are based on the book's interior illustrations by illustrator Kyu, with additional drawings by Matsui Kemuri.