If you are looking for specific metadata or promotional clips:

Cons:

Unlike standard Blu-rays, these releases provide 3840 x 2160 pixels, offering four times the detail of 1080p. High Dynamic Range (HDR):

: Studios like S1 typically reserve 4K mastering for their "exclusive" (専属, Senzoku ) performers who represent the brand's premier tier of talent.

I should also touch on the future, maybe discuss 8K as the next step, but highlight that 4K is still growing. Emphasizing the role of exclusive content in driving adoption and consumer interest could tie in the exclusivity aspect.