That Time I Got Reincarnated as a Slime, Vol. 6 (light novel)

Newly-minted Demon LordSlime Rimuru has received word of a special assembly of all the demon lords,known as the Walpurgis Council. It just so happens that the topic of this year'smeeting is how best to punish Rimuru for assuming his new demonictitle...
Will this hotshot slime goand crash this council himself?!