How much does it cost for Unicom to make a call in Japan?

China Unicom mobile phone users call roaming local phone 1.86 yuan/min, call domestic phone 2.86 yuan/min, and answer the phone 1.86 yuan/min; Call Taiwan, Hong Kong, Macao and other international calls 3.86/ min; Send a text message to domestic customers at RMB 0.86 per message, and send a text message to Taiwan, Hong Kong, Macao and other countries and regions 1.56 yuan/message. All the above fees are calculated in RMB.