User blog comment:KodachiZero/Weekly News - 12/@comment-28010705-20160824092222/@comment-26432452-20160825102713

Thanks to that weird art, many people complained to sega IIRC.

So Sega decides to make another gatcha later with new art that will be the opposite of this one with Sakura, Soletta etc will become SR and the SR one right now will become SSR.

Of course, take this with a grain of salt.