According to an advertisement for the 9th volume of the original light novel, a second season of the TV anime series, 「Yahari Ore no Seishun Love Comedy wa Machigatteiru.」, has been green-lit for production. More details will be announced at a later date.
The first season of Oregairu began its broadcast on April 5th, 2013. It was produced by studio Brains Base and consisted of 13 episodes.
*Ad w/ S2 Announcement: