"HD Games" encompasses console, handheld, and non-browser based PC games, as is separate from their MMO business.
I'm unsure if these would be optional subscriptions or not.
Source: http://www.hd.square-enix.com/eng/news/pdf/19q2slides.pdf
As you can see, MMOs are listed separately:
I'm unsure if these would be optional subscriptions or not.
Source: http://www.hd.square-enix.com/eng/news/pdf/19q2slides.pdf
As you can see, MMOs are listed separately: