Yahoo!ブックストアビューアー is an Android app developed by Yahoo Japan Corp. (〒102-8282 東京都千代田区紀尾井町1-3　東京ガーデンテラス紀尾井町　紀尾井タワー).

Yahoo!ブックストアビューアー first became available on 09 Feb 2012. It is estimated that Yahoo!ブックストアビューアー has been downloaded between 500000 and 1000000 times from the Play Store.

Yahoo!ブックストアビューアー 3.1.3 requires the following permissions:

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows applications to open network sockets.

Allows mounting and unmounting file systems for removable storage.

Allows an application to read from external storage.

Allows an application to read the low-level system log files.

Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.

Allows an application to write to external storage.