You can turn on or off bubble FONT in the ARTIST chat room settings.
※ Chat with ARTIST > Settings > Turn ON/OFF bubble FONT effect
※ Automatic payment continues even if you turn off bubble FONT. If you wish to cancel subscription, please refer to FAQ.
*FAQ > Questions on bubble FONT > Cancellation/Refund Inquiry > I want to stop paying for the subscription ticket. (How to cancel a regular subscription)