Isn't this scene one of the sweetest things? Since many Natsume Yuujinchou fans also enjoyed Hotarubi no Mori E, I thought I'd share the link to the review I made:
Hotarubi no Mori E, in many ways, can be likened to a firefly. They may have very short lives but a firefly's existence leaves a lasting memory to those who've seen them. Hope this helps you reminisce about this heartwarming movie! Enjoy reading!