Muzan isn't afraid of much, but something about Sun Breathing makes his skin crawl. What's so special about it?

a group of the nine greatest Demon Slayers in the Demon Slayer Corps. Kyojuro Rengoku was the Flame Pillar in the Demon Slayer series and one of the first Flame Pillars to die after getting killed ...

The main Hashira in the Mugen Train arc of the Demon Slayer series, the Flame Hashira, whose name is Kyojuro Rengoku, shows incredible poise and strength in battle... up until his death at the ...