The episode bundled with the 13th volume are going to be about the Sumo competition that held at Tempest for the primary time, suggested by Rimuru.
The three-part OVA bundled with the 14th, 15th, and 16th manga volumes are going to be an ingenious trilogy written by Fuse. Volume 14 are going to be released in Japan on March 27, 2020.
Rimuru has been teaching Shizue’s students at Ingracia Kingdom’s Freedom Academy. The time has come for the school’s annual outdoor training event, where the scholars will test their combat skills within the field. Rimuru is decided to win the competition and bring home the prize , but he’s challenged by Jeff, an honorary teacher who sees Rimuru as a rival. The competition is underway when suddenly an unexpected enemy appears!