China 's foreign ministry says Japanese diplomat ` ` ignorant , unreasonable and arrogant '' Comments come after envoys from both countries invoked Voldemort , Harry Potter 's enemy . Lord Voldemort , the arch-villain in the Harry Potter series of books and films , has played an unlikely cameo in a diplomatic feud between China and Japan . Tensions have been strained after war shrine visit and escalation of island dispute . Comment:
China 's foreign ministry says Japanese diplomat ` ` ignorant , unreasonable and arrogant '' Comments come after envoys from both countries invoked Voldemort , Harry Potter 's enemy . Tensions have been strained after war shrine visit and escalation of island dispute . Comment: