電子曞籍セヌル速報たずめアプリお埗に読曞する - ホントク

10+
Downloads
Content rating
Everyone
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About this app

■ What is Hontoku?

"I missed that book when it was on sale..."
Have you ever had that experience?

Hontoku is an information app for book lovers that delivers daily updates on Kindle book sales and discounts.

Check ebook sales information for all genres, including manga, light novels, novels, business books, and practical books, all in one place. Never miss a great deal again.

■ We solve these problems

"The Kindle sale ended before I knew it..."
→ Never miss a deal with daily updated sale information!

"Searching for books on Amazon is exhausting because there's so much information."
→ Clearly display only books on sale. Dramatically reduce your search time!

"I want to buy my favorite titles when they're on sale."
→ Add them to your favorites and catch the first sale as soon as they start!

"I don't know what sales are going on right now."
→ See all ongoing sale events in a list!

"I'm looking for books I can read for free."
→ Filter to display only titles that are free for a limited time!

■ 5 Reasons to Choose Hontoku

[1] Daily Updates to Keep Up with the Latest Sales
Sales information is updated daily. We cover all Kindle sales, including daily, monthly, and limited-time sales. Simply check during your morning commute and you'll find a great deal.

[2] Easy-to-read Design and Intuitive Operation
The interface is simple and easy to use. You can see the discount rate and price at a glance, so you can immediately determine how much of a bargain you're getting. Large cover images also make it easy to find books you're interested in.

[3] Extensive Filter and Search Functions
You can filter your search by specific criteria, such as "only books 50% off or more," "search for books under ¥99," or "check only free books." Find the book you're looking for in the quickest time possible.

[4] Discover your favorite books by genre.
We support a wide range of genres, including boys' manga, young men's manga, girls' manga, women's manga, BL, TL, light novels, novels, business books, practical books, and foreign books. You might discover a masterpiece you didn't know about in your favorite genre.

[5] Prevent forgetting to buy with the favorites feature.
Books that you don't want to buy now but would like to buy during a sale can be added to your favorites. You can always check the list to prevent forgetting to buy them.

■ Main Features

[Sales Tab - Home Screen]
・New sales information updated daily
・List of ongoing sales events
・Check daily/monthly sales
・Comprehensive coverage of major sales events (Amazon Prime Day, Black Friday, New Year's Sale, etc.)
・Featured limited-time free books
・Bargain corner for books under ¥99
・Highly discounted featured books

[Search Tab - Search & Filter]
・Find the book you want to read by keyword
・Select from genre categories
・Filter by discount rate (50% off or more, 70% off or more, etc.)
・Filter by price range (free, under ¥99, under ¥500, etc.)
・Filter by new releases, completed works, or ongoing series

[Favorites Tab]
・Save books you're interested in with one tap
・Check your favorites at any time
・Access Amazon product pages with one tap

[My Page]
・App Usage Guide
・Privacy Policy & Terms of Use
・Contact Us

■ Supported Genres

[Manga]
Shounen Manga / Seinen Manga / Shojo Manga / Josei Manga / BL (Boys' Love) / TL (Teens' Love) / 4-Panel Manga / Essay Manga

[Light Novels]
Light Novels for Men / Light Novels for Women / Reincarnation in Another World / Fantasy / Romance / School Stories / Action

[Novels & Literature]
Japanese Novels / Foreign Novels / Mystery / Science Fiction / Historical Novels / Romance Novels / Horror / Pure Literature

[Practical & Business Books]
Business Books / Self-Improvement / Investment & Money / Health & Beauty / Cooking / Hobbies & Practical / Language & Study Guides

[Other]
Magazines / Photo Books / Foreign Books / Children's Books / Picture Books

■ Recommended Uses

[During Your Morning Commute]
Open Hontoku on the train to check out today's sales. If you find a book that catches your eye, add it to your favorites.

[During Your Lunch Break]
Check out new sales during your free time. You might find a bargain.

[For relaxing before bed]
Check out great deals on books while searching for your next read. It's also a great way to plan your weekend reading.

[During a sale event]
During Amazon's big sale, use Hontoku to efficiently search for great deals on books. With thousands of books on sale, you're sure to find the book you're looking for.

■ Frequently Asked Questions

Q. How often are sale information updated?
A. We update daily. We'll be the first to bring you daily sales and newly launched sales.

Q. Is it free to use?
A. Yes, all basic features are free. Ads are displayed, but there are no limitations on the app's functionality.

Q. Does the app support e-book stores other than Kindle?
A. Currently, we focus on Kindle (Amazon) sale information. Support for other stores is planned for the future.

Q. Can I purchase books within the app?
A. Books can be purchased on Amazon's official website or app. You can go directly to the Amazon product page from Hontoku.

Q. Will my favorited books be deleted?
A. My favorites data is saved on my device. Please note that it will be deleted if I delete the app.

■ Types of Kindle Sales

[Daily Sales]
Updated every day at midnight, these are one-day-only deals on books. Popular titles sometimes appear at incredible prices! This is a sale you won't want to miss.

[Monthly Sales]
Updated on the 1st of each month, these are sales that last for a month. Recommended for those who want to take their time to choose. With a wide selection of books, this sale is sure to give you plenty of chances to find a bargain.

[Limited-Time Sales]
Special sales are held by publisher or genre. They include the "Kodansha Comics 50% Off Sale" and the "Light Novel Bulk Buy Campaign."

[Major Sales Events]
Large-scale sales are held several times a year, including Amazon Prime Day, Black Friday, Cyber ​​Monday, and the New Year's Sale. These sales offer high discounts and are a great opportunity for bulk purchases.

[Points Back Campaign]
Earn Amazon Points based on your purchase amount. This is a real discount, so it's an opportunity not to be missed.

■ Tips for buying books at great prices during sales

[Tip 1] Make it a habit to check Hontoku every day. Daily sales are only available for 24 hours. By getting into the habit of checking Hontoku at set times, such as your morning commute or before bed, you'll be less likely to miss out on great deals.

[Tip 2] Use the Favorites Feature
Add books you've always wanted to read to your favorites immediately. You'll be notified when they go on sale.

[Tip 3] Buy in bulk during major sales
Big sales like Amazon Prime Day and the New Year's Sale are great opportunities for bulk buying. Creating a favorites list in advance will make purchasing easier once the sale starts.

■ Enriching the daily lives of book lovers

Reading enriches life.
But there are probably many people who have so many books they want to read that it's hard to buy them all... That's the problem.

Hontoku increases your chances of getting the books you've always wanted at great prices. Use the money you save to enjoy discovering new books.

We hope you discover as many wonderful books as possible.
Start your reading life today with Hontoku and save money!

■ Terms of Use

- The information in this app is for reference only. Please be sure to check the latest price on the official Amazon website before purchasing.
- This app is a participant of the Amazon Associates Program and earns affiliate revenue from product recommendations.
- Product information is obtained through the Amazon Product Advertising API.
- This app is in no way affiliated with Amazon.com, Inc. or its affiliates.
- Amazon, Kindle, and all related logos are trademarks of Amazon.com, Inc. or its affiliates.
Updated on
Dec 9, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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