
Quick answer — Seiji Oohara worked on Owarimonogatari Second Season (Art Design), Monogatari Series Second Season (Art Design), MONOGATARI Series: OFF & MONSTER Season (Art Design) and 24 more anime.



























Seiji Oohara worked on Owarimonogatari Second Season (Art Design), Monogatari Series Second Season (Art Design), MONOGATARI Series: OFF & MONSTER Season (Art Design), Owarimonogatari (Art Design), Puella Magi Madoka Magica the Movie -Rebellion- (Art Design), Zoku Owarimonogatari (Art Design), Nisemonogatari (Art Design), Tsukimonogatari (Art Design) and 19 more.