Specific steps:
1, open a China bank (or other banks that allow foreign exchange transactions) in China;
2. Then remit money to China Bank;
3. Then bind the China Bank account with QQ, and you can recharge it;
Method 2 of collecting QQ coins in Japan:
Contact friends in China and ask them to help you play Q coins.
According to the current exchange rate: 1 JPY =0.05 RMB, then 1000 JPY =50 yuan RMB.