Discontinued: It was discontinued in early 2016 since Japanese-English lookup has been made available system-wide in iOS 9.

Summary

Japanese Reader is a mobile application for iOS (iPhone, iPod Touch and iPad) which makes it easier for people with intermediate Japanese ability to read kanji-heavy web pages. It builds dictionary look up into the browser, allows for performing Japanese -> English dictionary searches, and has a feature for adding furigana to the page to help read how to pronounce the kanji.