By early Thursday, Seven & i had confirmed about 55 million yen ($510,000) stolen from 900 or so 7pay users. The company has in effect suspended the service by stopping users from adding money to their accounts.
Tokyo police on Thursday arrested two Chinese nationals on suspicion of using other people's accounts to buy electronic cigarette cartridges worth about 730,000 yen from a 7-Eleven in Tokyo's Shinjuku Ward.
The government's goal is for at least 40% of all payments to be cashless by the middle of the 2020s. Campaigns tied in with the consumption tax hike in October