BOFURI: I Don't Want to Get Hurt, so I'll Max Out My Defense. (Light Novel)

The series originally began on the user-generated novel publishing website Shōsetsuka ni Narō by Yuumikan in 2016, being viewed more than 60 million times on the site. In the following year, the series was acquired by publisher Fujimi Shobo to be published as a light novel with illustrations by Koin on the Kadokawa Books Imprint, with the first volume being out on September 2017.