If you are looking for the "bonus features" included with the Season 2 physical release (e.g., from Animate or Crunchyroll):
Limited editions often include exclusive illustrations, such as the "SUGOI knitwear" or "Angel" themed visual sets. Narrative & Series Features The "Double" season (also known as Season ) introduces several specific story elements: Uzaki-chan wa Asobitai! О”О№ПЂО»ПЊ
The credits-free version of "Happy Life" (はっぴーらいふ). Limited Edition Exclusives: Slipcover: Available on the first press run of the series. If you are looking for the "bonus features"
Unlike the first season's focus on surface-level antics, "Double" deals with the growing attraction between Hana and Shinichi , leading toward the "Confession" arc from the manga. Uzaki-chan wa Asobitai! О”О№ПЂО»ПЊ