A new promotional image has been revealed for the upcoming anime Slimes for 300 ( I've Been Killing Slimes for 300 Years and Maxed Out My Level ). According to the official website , the series will premiere on April 10th, produced by studio REVOROOT .
Check it out:

Synopsis:
After living a painful life as an office worker, Azusa ended her short life dying from overwork. Then, when she reincarnated as an immortal and eternal witch in a new world, she vowed to spend her days stress-free and in the most pleasant way possible. She makes a living hunting the easiest targets – slimes! But after centuries of doing this simple job, she ended up with insane powers… How will she keep her life discreet now?!
Staff:
Nobukage Kimura is directing the anime. Tatsuya Takahashi is composing the anime's music. Keisuke Goto ( Fate/Grand Order: First Order ) is the character designer. Keiji Inai ( DanMachi ) is composing the soundtrack. Ken Naito is the art director and Souta Mikami is the director of photography.
Finally, author Kisetsu Morita and illustrator Benio launched the light novel Shosetsuka ni Naro website in 2016. SB Creative published the 13th volume of the novel in July. Furthermore, the novel has a manga illustrated by Yuusuke Shiba Square Enix 's Gangan Online website since 2017, with 7 volumes.
