Japan’s digital minister, who’s vowed to rid the bureaucracy of outdated tools from the hanko stamp to the fax machine, has now declared “war” on a technology many haven’t seen for decades — the floppy disk. The hand-sized, square-shaped data storage item, along with similar devices including the CD or even lesser-known mini disk, are still required for some 1,900 government procedures and must go, digital minister Taro Kono wrote in a Twitter post Wednesday. “We will be reviewing these practices swiftly,” Kono said in a news conference Tuesday, adding that Prime Minister Fumio Kishida has offered his full support....