1 book in series

I Kept Pressing the 100-Million-Year Button and Came Out on Top Light Novel

I Kept Pressing the 100-Million-Year Button and Came Out on Top Light Novel is a 1-book series first released in 2019 with contributions by Syuichi Tsukishima.

I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 1 (light novel): The Unbeatable Reject Swordsman