The singer is in Japan for back-to-back shows at Saitama Super Arena on Dec. 3 and 4, part of the latest leg of her global Lifetimes Tour.Katy and Justin reunite after spending Thanksgiving apartThe trip marked a reunion of sorts for the couple, who had reportedly spent Thanksgiving apart. While Perry shared a photo captioned, “Hatty Thanksgiving” sans any glimpse of Trudeau, the Canadian politician made headlines when he joined his ex-wife to celebrate Thanksgiving with the kids last month.Katy and Justin’s relationship timelineWith their latest appearance in Tokyo, the couple continues to draw attention — both for their unexpected pairing and for how comfortably they seem to move between the worlds of pop stardom and politics.Katy wanted a wedding a Japan