Japanese police arrested three people on Wednesday in connection with an unsanitary prank at a conveyor-belt sushi restaurant, according to the Japanese state broadcaster NHK. The viral videos from early February showed one of them — 21-year-old Yoshino Ryoga, dubbed a "sushi terrorist" by the Japanese public and media — putting his saliva on utensils and sushi and licking the spout of soy sauce bottles at a Kura Sushi restaurant in Nagoya City. The restaurant chain filed a complaint for damages with police on Tuesday and received an apology from Ryoga. Police also arrested two teenagers on suspicion of obstructing...