Digital Manga & Light Novels from Japan

FAQ

*Information on apps are based on latest version of Android and iOS. Please check if your app is the latest version before reading content. (Please check App Store for the latest version.)

FAQ for iOS app (Ver3.2.0~)

What is the red square icon which appears on bookshelf screen?
From Ver.3.6.1 onwards, there is a new function which displays your reading status : read, unread, reading.

[ Bookshelf screen ]
Your books are marked as below according to your reading status:
・Unread→ "Unread"
・Reading→ Red square icon
・Read→ "Read"

[ Book list ]
Either "Unread", "Reading", "Read" status will show up above [Read (読む)] or [Download (ダウンロード)] button.

You may display/hide icons by the following steps.
-----
[Settings] > [Icon Display Setting] > Set "OFF" the icon you want to hide
-----

You may also change your reading status (unread/read) for each book (*) as below.
-----
-Bookshelf Screen: [Edit] > tap a book > set "Read" / "Unread"
-List Screen: Tap a cell of a book > set "Read"/"Unread
-----

Books read using Ver.3.5.0 and other former versions will not show your reading status. You will be able show your status by following (*) steps.
Why is the price different for the same item, according to iOS, Android, and Web Store?
As for iOS, we need to set the price according Apple Inc. price range. On the other hand, we can set the price freely for Android and Web Store. Therefore, for some items, the price changes according to iOS, Android, and Web Store.
I've received a receipt mail for the same item from Apple (iTunes Store).
Sometimes, a receipt from Apple Inc.(iTunes Store) arrives few days after your purchase. Also, if you have made several purchases in a row on iTunes, you may receive your receipt together in one e-mail. Currently, as the names of purchased items are not shown on receipt, please check the number of items you have purchased, with the numbers of items on your receipt. We apologize for the inconvenience caused, and appreciate your cooperation and understanding. (*This applies to iOS App. Store (Ver3 onward).)
I can't find the book which should be purchasable.
We do not offer some of our books on App Store for various reasons. Try searching on our Web Store when you cannot find the book you are looking for. By signing in with the same account, you are able to enjoy your books purchased on Web Store, on each apps as well .

I've lost book data I've purchased.
Books purchased before you have created your account (without signing in) may not show up temporarily after creating your account/signing in. You may restore your book data by following the steps of "transfer purchase history " on old application (BOOK☆WALKER 1G (before Ver2.3.8)).
Download BOOK☆WALKER 1G (before Ver2.3.8)
I can't transfer my purchase history.
You can "transfer purchase history" with older version of our app ((BOOK☆WALKER 1G (before Ver2.3.8)). )

[Steps to transfer purchase history]
*When downloading app from App Store to transfer data, please sign in with the same AppleID which you have used to purchase the book.

(1) Sign in your account after installing the old version of app.
(2) After you have successfully signed in, it will start transferring your book data (which you have purchased without signing in) .

Please check each screen and tap "OK", "Continue", and "Submit" as shown. If an entry screen appears, please enter your Apple ID which you have used when purchasing the book (which you have purchased without signing in) .
I've transferred my purchase history, but the book data doesn't show up.
Please check if you have downloaded app(to transfer purchase history), with your AppleID you have used, when purchasing books. If there is no problem with your Apple ID, there is a possibility that you have registered more than one ID (e-mail address), and have used a different ID to transfer your purchase history. In that case, try signing in again with a different sign in ID which you may have registered, or send us all your e-mail address you may have registered, so we can investigate for you.
I want to know how I can close my book. I can't go back to Book-list screen or Bookshelf without closing my book.
Try tapping center of the screen when reading, and a menu bar will show up at the top and bottom of screen (The menu bar disappears by tapping again). Tapping the [Close the Book(×)] button at the top left corner of menu bar will allow you to close the book and go back to [Bookshelf]/[List] screen. *You can adjust tappable area on screen from menu bar's [Reading Settings] > [Tap-able Area)].
How can I add a bookshelf?
Please follow either steps below.

[Adding bookshelf from "Bookshelf" screen]
(1) Tap name of the bookshelf
(2) "Edit" → "Add a bookshelf)"
(3) Set any name you like for your bookshelf →"OK" → "Done".

[Adding bookshelf from "List" screen]
(1) Tap "Edit", then select books you want to store
(2) "Bookshelf" → "Add Bookshelf"
(3) Set any name you like for your bookshelf → "OK"

What is the version of my app?
Please start up your app and check app version from [Settings] > [About BOOK☆WALKER].
I can't remember if I've created my BookWalker account.
Please check your membership by either way below.
1) Check from other apps you are using
If you are using our app from more than one device, check if [Settings] > [My Account] appears at the button right corner of your screen. If [My Account] is displayed on screen, you are already registered. You can check your Sign-in ID (registered e-mail address) within [My Account].

2) Check e-mails sent from BookWalker
If you have received registration notification, e-magazines, etc. from us, you are already registered. The address which the e-mails were sent to is your sign in ID. (E-mails are sent from "@bookwalker.jp" or "@mail.bookwalker.jp" domain.)
What is BookWalker "Sign-in ID"?
The e-mail address you have registered is your [Sign-in ID].
I forgot my password.
We recommend you to reset your password.
Reset your password
I can't receive the e-mail to reset my password.
If you have entered a wrong e-mail address when re-setting your password, you will not be able to receive our assistance e-mail to re-set your password. Please also check if your e-mail account can receive e-mails from "bookwalker.jp" domain, as password assistance e-mail is sent automatically from "noreply@bookwalker.jp".
I failed to prove my identity when trying to reset my password.
You need your registered date of birth and gender in order to reset your password.
You cannot re-set your password if either information is wrong.
If you still cannot solve your problem, please contact support and send us the date of birth you think you have registered, as well as the date (year/month/date) which you have registered BookWalker.
Can I download my book data all at once?
You can download your book data in batch by steps below.
 (1) Start up BookWalker app, sign-in, then open [List] screen.
 (2) Tap [Edit] at upper right corner.
 (3) Select books you want to download.
 (4) Tap [Download] at bottom left corner (second one from left).

It will start downloading after the above steps.
I can't sign-in BookWalker with my Apple ID.
You need a BookWalker account to sign-in. You cannot sign-in with your Apple ID. If you have signed-in before, please try signing in with your registered e-mail address. If you have never signed in, please register for a new account.
 Create your BOOK☆WALKER account
I can't pinch and zoom color illustration for non-pictorial books, such as light novels.
Please try use the zoom function.

[What is zoom function?]
Zoom function allows you to zoom in/out by pinching in/out. Double tap the screen of an illustrated page, and a screen for zoom function will pop up. In order to go back to the original page, double tap or tap the center of the screen and select "Close".
I've tilted the device sideways to read Manga (comics) in a full-screen display, but it shows one page in a zoom display.
It may be showing in a comic zoom mode.

[What is a comic zoom mode?]
It is a view mode used in some Manga (comic) books. For those corresponding Manga (comic) books, you may change the display to zoom mode by double tapping the screen. By doing so, it only shows one page (in a zoom mode) when tilting the device sideways (horizontally). Please double tap the screen again in order to change back to normal mode.

(Example of how it is shown on screen in zoom view mode)
-When holding device vertically → Two pages will be enlarged according to screen size. You may turn pages by scrolling sideways.
-When holding device horizontally → Only one page will be enlarged according to screen size. You may turn pages by scrolling down.

*Please check "Help" in menu bar to see more details.

FAQ for Android app (Ver3.3.0~)

What is the red square icon shown on bookshelf screen?
From Ver.3.6.1 onwards, there is a new function which displays your reading status : read, unread, reading.

[ Bookshelf screen ]
Your books are marked as below according to your reading status:
・Unread→ "Unread"
・Reading→ Red square icon
・Read→ "Read"

[ Book list ]
Either "Unread", "Reading", "Read" status will show up above [Read] or [Download] button.

You may display/hide icons by the following steps.
-----
[Settings)] > [Icon Display Setting] > Tick off the icon you want to hide
-----

You may also change your reading status (unread/read) for each book (*) as below.
-----
-Bookshelf screen: [Edit] > Tap a book > Set as "Read"/"Unread"
-List screen: Tap a cell of a book > set "Read"/"Unread"
-----

Books read using Ver.3.6.0 and other former versions will not show your reading status. You will be able show your status by following (*) steps.
I get determined as foreign access, although I'm accessing from Japan.
This may happen when you are using Chrome for Mobile, and your setting for [Reduce data usage] is switched ON. When this setting is ON, there seems to be a case where you get access via Google server (in USA) to speed up your connection, and that is why you get determined as foreign access.

In order to prevent this from happening, please switch OFF the above setting(*), or try using a different type of browser.
If you are not using Chrome for Mobile and this problem still happens, please contact Support for help.

(*)How to check your Chrome for Mobile setting:
Chrome menu > Settings > (Advanced) Bandwidth management > Reduce data usage
I can't download the book I've purchased. (It doesn't show up on [List] screen)
First, after activating BookWalker app, please check if you are signed-in, just in case. If you are not signed-in, go to [Store/List/Settings] > [Reading Settings] screen at the bottom of screen. Then sign in with your registered e-mail address and password. After signing in, start downloading your purchased books as it will show up as [Un-downloaded] on the [List] screen.
I've tried signing in several times, but I still can't download my book data.
Please check if you do not have problems with your internet connection. In order to do so, activate other apps which needs internet connection. If it works fine, uninstall BookWalker app, and re-install from the page below. Please try signing-in again after installing.
- BOOK☆WALKER app for Android
What is BookWalker "Sign-in ID"?
The e-mail address you have registered is your [Sign-in ID].
I forgot my password.
We recommend you to reset your password.
Reset your password
I can't receive e-mail to reset my password.
If you have entered a wrong e-mail address when re-setting your password, you will not be able to receive our assistance e-mail to reset your password. Please also check if your e-mail account can receive e-mails from "bookwalker.jp" domain, as password assistance e-mail is sent automatically from " noreply@bookwalker.jp ".
I "failed to prove your identity" when trying to reset my password.
You need your registered date of birth and gender in order to reset your password. You cannot re-set your password if either information is wrong. If you still cannot solve your problem, please contact support and send us the date of birth you think you have registered, as well as the date (year/month/date) which you have registered BookWalker.
Can I download my book data all at once?
You can download your book data in batch by steps below.
 (1) Start up BookWalker app, sign in, then open [List] screen.
 (2) Tap [Edit] at upper right corner.
 (3) Select boxes for books you want to download.
 (4) Tap [Download] at bottom right corner.

It will start downloading after the above steps.
I want to know how I can close my book. I can't go back to [List] screen or [Bookshelf] without closing my book.
Try tapping center of the screen when reading, and a menu bar will show up at the top and bottom of screen (The menu bar disappears by tapping again). Tapping the [Close the book (×)] button at the top left corner of menu bar will allow you to close the book and go back to Bookshelf screen.
*You can adjust tap-able area on screen from menu bar's [Settings] > [Tap-able Area)].
How can I add a bookshelf?
Please follow either steps below.

[Adding bookshelf from "Bookshelf" screen]
(1) Tap name of the bookshelf
(2) "Edit" → "Add Bookshelf"
(3) Set any name you like for your bookshelf →"OK" → "Complete"

[Adding bookshelf from "List" screen]
(1) Tap "Edit" , then select and check books you want to store
(2) "Bookshelf" → "Add Bookshelf"
(3) Set any name you like for your bookshelf → "OK"

I've tilted the device sideways to read a Manga (comic) in a full-screen display, but it shows one page in a zoom display.
It may be showing in a comic zoom mode.

[What is a comic zoom mode?]
It is a view mode used in some Manga (comic) . For those correspondence Manga (comic) , you may change the display to zoom mode by double tapping the screen. By doing so, it only shows one page (in a zoom mode) when tilting the device sideways (horizontally). Please double tap the screen again in order to change back to normal mode.

(Example of how it is shown on screen in zoom view mode)
-When holding device vertically → Two pages will be enlarged according to screen size. You may turn pages by scrolling sideways.
-When holding device horizontally → Only one page will be enlarged according to screen size. You may turn pages by scrolling down.

*Please check "Help" in menu bar to see more details.

FAQ for PC Viewer

PC Viewer for Windows wouldn’t start up/shuts down automatically.
Please use app version 1.2.8. PC Viewer for Windows version 1.2.5 – 1.2.7 had trouble starting up due to a false detection of the security software. The problem is solved on version 1.2.8 , so please install and use this version instead.

Install PC Viewer
I can’t sign in the PC Viewer.
Please double-check your registered e-mail address. Some devices change part of your e-mail address into capital letters by default, and you may have registered your e-mail address wrong.

If you have signed up for a BookWalker using social sign in (Facebook, Google+ sign in), please e-mail your e-mail address to Support, and we’ll set up your account so that you may use the PC Viewer. (Social sign in users are currently not able to use the PC Viewer.)

E-mail support

Registration / Sign-in

What is a SNS account (social) sign in?
It is a function which allows you to registere and sign in the BookWalker accout by usng your Facebook or Google account. If you have already registered for BookWalker using your e-mail address, signing in with your SNS account will make you create multiple accounts.

In addition, you may only use one BookWalker account with one SNS account. You may not sign in your BookWalker account using multiple SNS accounts.
Please also note that you may not currently use the PC Viewer (Windows & Mac) to read books with social sign in. Please use the iOS or Android app instead. In order to use the PC Viewer through Facebook or Google+ sign in, please send your e-mail address to Support.
Do I have to pay money to register BookWalker?
BookWalker is a free service anyone can register. By creating your account, you can enjoy various services, such as free e-books and access to your purchase log from different devices (PC/Android/iOS).
On what kind of device can I use BookWalker service?
We recommend you to use devices below.

iOS...iPhone/iPad/iPod touch on iOS6 onward. *It will operate on iOS5 onward as well, but we recommend you to use iOS6 onward.

Android...4.0 onward. *It will operate on 2.3 onward OS as well, but we recommend you to use 4.0 onward.
 - Our service is not available on Intel CPU-based devices.
 - As for Android OS 4.0.0 onward-based devices, our service is only available on devices sold in Japan.
 - We do not guarantee our service on all devices. Please check if you could use our services with books offered for free.

PC (for Windows)...Windows 8.1/8/7/Vista/XP
- Windows XP is non-guaranteed
- Unavailable on Windows RT

PC (for Mac)...Mac OS X 10.6 onward
Check "BOOK☆WALKER for Windows/Mac" for more information
I want to know how to register BookWalker.
You need an e-mail address to register BookWalker. You can easily register by entering your account information (your e-mail address, etc.) from the link below. Please note that you are only allowed to create one account, and you cannot merge book data in different accounts, into one.
Create BOOK☆WALKER account
I can't receive my registration e-mail.
Registration e-mail is sent automatically from "noreply@bookwalker.jp". If you are filtering e-mails by domain on your mail account, please change setting so that you could receive e-mails from "bookwalker.jp" domain. Please also check the spam folder, as there is a possibility that our e-mail is systematically sent to spam.
I can't sign-in.
Please double-check your registered e-mail address. Some devices change part of your e-mail address into capital letters by default, and you may have registered your e-mail address wrong.
I forgot my password. I don't know what my password is.
We recommend you to reset your password. Please be careful for capitalized letters when doing so. If you enter a wrong e-mail address, you will not be able to receive an e-mail for resetting password.
Also, an e-mail (to reset your password) is sent automatically from "noreply@bookwalker.jp". If you are filtering e-mails by domain on your mail account, please change setting so that you could receive e-mails from "bookwalker.jp" domain.
Reset your password

Purchase and download

What are my payment options when purchasing books?
Currenly, we only offer Paypal checkout on our Web Store
[Payment option for Web Store]
- PayPal
Why is the price different for the same item, according to iOS, Android, and Web Store?
As for iOS, we need to set the price according Apple Inc. price range. On the other hand, we can set the price freely for Android and Web Store. Therefore, for some items, the price changes according to iOS, Android, and Web Store.
I can't find the book I've purchased. How do I download my purchased books?
As for Android/iOS apps, your purchased books will show up on [List]. Open [List] page by tapping bottom part of screen on BookWalker app, then tap [Download] button next to the book you want to download.

As for PC Viewer (BOOK☆WALKER for Windows/Mac), sign in after starting up your Viewer and you will be able to download your books from [Download)] button. You do not need to download data for the old app (BOOK☆WALKER Viewer for PC β).
Can I download my book data all at once?
You can download your book data in batch by steps below.
 (1) Start up BookWalker app, sign in, then open [List] screen.
 (2) Tap [Edit] at upper right corner.
 (3) Click check boxes for books you want to download.
 (4) Tap [Download] at bottom right corner.

It will start downloading after the above steps.
My purchased books won't show up on [List] page.
As for Android/ iOS apps, start up BookWalker app and tap [Settings] at the bottom of screen. Then choose [Re-create Book List]. This will solve misalignment between BookWalker data and data on your device, and your purchased book will show up on screen. There is no need to download data for PC Viewer. Just sign in after starting up your Viewer and your purchased book should show up.
How can I request a book be made available?
Please request from "Contact Us / Book Request" page.
 Contact Us/ Book Request

About service (overseas support / bookshelf / other functions)

Application : usage and notifications
How can I read eBooks on BookWalker?
You can read eBooks by using iOS/ Android app or PC Viewer, which could be downloaded from App Store or Google Play store. Please install app to your iOS (iPhone/iPad/iPod Touch) or Android OS based device. A PC Viewer can be downloaded from below:
Using iPhone/iPad
Using Android
Using PC Viewer app
On which device can I use BookWalker?
We recommend you to use devices below.

iOS...iPhone/iPad/iPod touch on iOS6 onward. *It will operate on iOS5 onward as well, but we recommend you to use iOS6 onward.

Android...4.0 onward. *It will operate on 2.3 onward OS as well, but we recommend you to use 4.0 onward.
 - Our service is not available on Intel CPU-based devices.
 - As for Android OS 4.0.0 onward-based devices, our service is only available on devices sold in Japan.
 - We do not guarantee our service on all devices. Please check if you could use our services with books offered for free.

PC (for Windows)...Windows 8.1/8/7/Vista/XP
- Windows XP is non-guaranteed
- Unavailable on Windows RT

PC (for Mac)...Mac OS X 10.6 onward
Check "BOOK☆WALKER for Windows/Mac" for more information
Can I read books I've purchased on PC?
Yes, you can read it on PC by using PC Viewer. Please see a page on PC Viewer for details.
Are there any books I can't read on PC Viewer?
Yes. Although you can read most books on BookWalker, there are some books you cannot read on PC Viewer. Please check details on individual book page before purchasing.
Can I share books between Android and iOS? Can I use the same account to do so?
Yes, you can share books between different devices, if you are signed in to the same account (*You need to download data for each device.)

- How to share book data between devices
(1) Go to [Settings] at bottom of screen → [Sign-in] and enter your account information.
(2) Tap [Book-list)], and check data of books you have purchased.

*Even if you are using one account, number of devices the books could be shared is limited. Please contact us if you have gone over your limit and need to unlock your device authentication.
How many devices can I use with one account?
Currently, you can use up to 7 devices at the same time. Please note that number of devices usable may change.
I'm using number of devices up to its limit, and can't reset devices either.
If your device reaches limit, you can reset your devices once. From the second time on, please contact us to reset it for you.
 Contact Us
Different function of BookWalker
Can I make e-mail notices to stop?
Aside from important notices, "e-mail notices" are optional. You may choose whether to accept e-mails when registering, or from [My Account].
→ Set "e-mail notices" from [My Account].
Others
Can I use BookWalker from overseas (outside Japan)?
You can use BookWalker from overseas. For viewing, you need either iPhone/iPad/iPod touch, or Android OS based deices (smartphone or tablet) which support Google Play. We recommend you to check if you could use BookWalker app on your device before purchasing.
At which timing will I know my total (fixed) payment, when purchasing books?
Transaction via Paypal: You will be able to check the total price (in local currency) during checkout. *Price is shown on the Order Total on Paypal.

What's Paypal?
What is a Web Store?
We call our non-app (Android, iOS) store pages, such as the web page, a Web Store.
Why are some pages after the front cover, blank?
Due to specification of BookWalker's viewer, sometimes there is a blank page right after the cover page. Please understand that this is not because there are pages missing, but a blank page is inserted on purpose to adjust printing overlap of two-page spread.
I haven't received a reply back for the inquiry I've made.
We will reply back from "support@mail.bookwalker.jp". Please check your mail account if you are able to receive e-mails from "bookwalker.jp" domain. Also, please note that it may take few days to reply back, depending on content.