Tweet quickly playing music in your phone to twitter. You can tweet unlimited in trial version. When you buy full version, you can edit default tweet format.
When you input ・ in tweet text box, switch to Japanese input mode with Kana-Kanji convesion. (powered by Social IME service)
You can get this application from Windows Phone Marketplace
If you have any question or request, please mail me (iseteki A_T half-done DoT net) or send mention to @iseebi on twitter.