[quote=@Haru Nyan]
<Snipped quote by Pudding>

Not to worry, maybe Ayano and Chiaki can do some sisterly-bonding during Golden Week.
Buy clothes, take selfies, try on swimsuits, apply makeup to each other, [s]buy BDSM gear[/s] and ogle at hot guys.
[/quote]

Yes, just as normal anime sisters would do.