He goes by the alias Mochizuki Saburō (望月 三郎) when working as an episode director and key animator.
He is best known as the director of the widely acclaimed anime adaptations of Death Note and the first three seasons of Attack on Titan.
After graduation, Araki joined Madhouse where he made his television directorial debut on the series Cardcaptor Sakura and where he directed his first original video animation (OVA) Otogi-Jūshi Akazukin.
An article featuring him and Hirao was published in the monthly anime magazine Animage.
[5] Araki, along with Death Note character designer Masaru Kitao, also appeared at Anime Expo 2007.