is demon slayer: kimetsu no yaiba episode 62 filler?

During the boulder training, Tanjiro is able to move the boulder thanks to Genya's training advice. However, Tanjiro has used all of his power to do so and he is saved by Himejima after he collapses.

Himejima, moved by Tanjiro's genuineness, begins to talk to him about his past...