Short description of the manga – I’ve Been Killing Slimes for 300 Years and Maxed Out My Level:
An ordinary worker of Aizawa Azusa’s office died because she worked too hard and did not rest at all. After her death, she got an opportunity to start living again and chose to be an immortal witch in the guise of a young girl. Adzusa settled in a small house on the hill, where she lived a quiet life and earned her living killing low-level slugs. This continued for three hundred years.
The latest chapters of the manga “I’ve Been Killing Slimes for 300 Years and Maxed Out My Level” can be viewed below