https://www.animenewsnetwork.com/interest/2012-08-18/shaft-sasami-san@ganbaranai-promo-video-reveals-cast
SHAFT's Sasami-san@Ganbaranai Promo Video Reveals Cast - News - Anime News Network
Kana Asumi, Chiwa Saito, Kana Hanazawa, Ai Nonaka, Houchu Ohtsuka in anime helmed by Madoka Magica's Shinbo
sasami san ganbaranaipromo video