That Time I Got Reincarnated as a Slime Manga Series by Fuse, Mitz Vah, Taiki Kawakami

DANCING ON PUPPET STRINGSAt the Walpurgis, a gathering of those at the pinnacle of monsterkind, Clayman finally plays his hand. The master of marionettes accuses Rimuru of attempting to usurp his Demon Lord status, and employs every trick in the book as the battle rages on multiple fronts. But if there’s one thing this confrontation makes clear, it’s that in the world of Demon Lords, only the truly mighty can stand tall...

CRISES EVERYWHERE! The Kingdom of Falmuth sits on the precipice of civil war as its leaders debate how to respond to the Jura Tempest Federation’s demands. Meanwhile, the Ten Great Saints discuss the Storm Dragon’s return and the crowning of a new Demon Lord. Although Rimuru and Hinata wish to settle their dispute peacefully, a sinister group acting from the shadows is determined to see things end in bloodshed!

A Reunion on the Battlefield: Rimuru and Hinata hoped to avoid fighting, but that seems inevitable now. Curiously, each of them believes the other is the aggressor. A third party is clearly pulling the strings, pushing both sides toward open war, and all signs point to the Seven Days Clergy. However, Rimuru is determined to keep the peace, ordering his subjects not to kill... moreA Reunion on the Battlefield: Rimuru and Hinata hoped to avoid fighting, but that seems inevitable now. Curiously, each of them believes the other is the aggressor. A third party is clearly pulling the strings, pushing both sides toward open war, and all signs point to the Seven Days Clergy. However, Rimuru is determined to keep the peace, ordering his subjects not to kill. Can the Demon Lord and the leader of the Ten Great Saints uncover the truth before it’s too late? This may require intervention from the most unlikely source… less

Now that things have mostly been settled with Hinata, it's time for Rimuru to announce his rise to Demon Lord to the world. Thus, Tempest prepares to hold a ceremony, inviting other countries to attend. Will the nation of monsters be able to convince people to respect its right to exist and its leader, though? It certainly seems like Rimuru has his work cut out for him.

Preparations for the Jura Tempest Federation's festival are complete. With any luck, the event will help people accept cooperating with a nation of monsters. Things seem to progress smoothly enough at first. Guests from all over, including some familiar faces, arrive in good spirits. But will that fortune hold? Some of the most powerful individuals in the world are attending the celebration. One wrong move could mean disaster for Rimuru…

The Tempest Founder's Festival has begun! Gathered in an uneasy truce, humans, demons and vampires explore the marvels of Rimuru's new the concert hall, the technology, and even…Japanese food! But the grand event is the fighting tournament, where warriors of all lands test their skill, with ramifications that echo far beyond the arena. And among the challengers is Masayuki the Hero, the so-called Chosen One who might be stronger than the world's strongest slime…