While some critics felt the middle portion "crawls" slightly compared to the movie's breakneck speed, the episode succeeds as a "linchpin" that makes Rengoku an even more beloved figure before the tragedy of the Mugen Train unfolds. It turns a "sacrificial lamb" character into a fully realized hero.
: We see Rengoku’s infectious passion—famously yelling "Umai!" (Delicious!) over bento boxes—but also his profound kindness toward ordinary citizens, such as the restaurant owner and the bento sellers. Kimetsu no Yaiba: Mugen Ressha-hen (TV) Episodio 1
The first episode of Kimetsu no Yaiba: Mugen Ressha-hen (TV) , titled serves as an exceptional original prologue that elevates the entire Mugen Train arc. Unlike the rest of the TV arc, which recuts the feature film, this episode is entirely new content not found in the original manga or movie. A Masterful Character Study While some critics felt the middle portion "crawls"
for fans who want more depth than the movie provided. Kimetsu no Yaiba: Mugen Ressha-hen - Episode 1 discussion The first episode of Kimetsu no Yaiba: Mugen