Chains across the country have taken action after viral videos showed people licking communal bottles and touching passing food

Could “sushi terrorism” forever change the way millions of diners in Japan eat their country’s signature dish?

The carefree days of hi-tech sushi dining – in which customers take plates directly from a conveyor belt – appear to be over, as restaurant chains scramble in response to a spate of hygiene incidents caused by badly behaved clientele.