The Ukip MP amused many on Twitter by inviting his followers to "come play" the game with him, in which you create your "dream amusement park" with the Japanese pop-culture icon.
Come play Hello Kitty World with me!February 3, 2015
Reporters wondered if the Clacton MP's Twitter account had been hacked, while the Tories did not seem so keen to take up their former colleague's offer.
.@DouglasCarswell No thanks— CCHQ Press Office (@CCHQPress) February 3, 2015
However, Carswell admitted that his five-year old daughter was responsible, unsurprisingly tempted by the fact that you get extra points in the game for tweeting.
"That's the last time I leave the five year old in charge of the iPad," he wrote. "But it is a great game!"
.@GuidoFawkes oooops! That's the last time I leave the five year old in charge of the iPad (but it is a great game!)— Douglas Carswell MP (@DouglasCarswell) February 3, 2015
Carswell has posted about playing Hello Kitty World last year, showing that over that time, he, or his daughter, has made excellent progress at building their fantasy theme park.
Come play Hello Kitty World with me!
Strhjffggfhgfg pic.twitter.com/WybQxoJRMy— Douglas Carswell MP (@DouglasCarswell) February 8, 2014
Carswelll isn't the only MP to be publicly enjoy gaming, after Tory MP Nigel Mills was pilloried for playing Candy Brush for two and a half hours during a Commons meeting.
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The Sun published pictures of Nigel Mills playing the online game Candy Crush Saga during a Works and Pensions Committee meeting, of which he is a member.