Kasumi brings the thunder — raw, relentless, razor-sharp. Feel the flash before you hear the hit.

Development was officially discontinued in 2016, and the developer ended support for the title in August 2020.

The phrase refers to a well-known (and notoriously controversial) set of adult interactive flash games developed by a Japanese creator named Sawatex. These games were prominent in the early-to-mid 2000s internet era.