LOL! Please be very careful though and try to use a little discretion before writing this Japanese specific expression of laughter as some people who are not familiar with it might misunderstand you and misinterpret it as an attack with you cursing them out with an abbreviation of a swear word instead ("FU!" means "F*ck You!" in many non-Japanese cultures). BTW - For those who are curious about how to say "F**k You!" in Japanese, watch this short video.
There is English support via the English interface and English subtitles.
BTW - For those who are curious about how to say "F**k You!" in Japanese, watch this short video.