|Yahoo! Browser! Has! No! English! Version!|
A joint operation of Yahoo! (USA) and Japan's Softbank, Yahoo! Japan has little connection to it's US namesake. In fact, the Yahoo! Japan site farms out their search business to Google, rather than Microsoft's Bing. So there.
The release of a Yahoo!-branded browser for Android proves that Google's mobile OS is doing well in Japan. Based on the standard Android (webkit) browser, this region-limited app is available now in Google's Play Store.