What is convenience store top up fee? April 23, 2021 03:12 Updated Each convenience store top up require the following fee.Fee (tax included): 150円 (free once a month) Related articles How to make a convenience store top up How long does it take for my top up to be reflected to the card balance? What is postpaid top up amount limit? How to make payment at Lawson / MiniStop What is a virtual card?