Board Thread:General Discussion/@comment-4436931-20190320194502/@comment-38809591-20190323214450

Goodwizard wrote: I also think he looks too detailed to be the one-time character, but they don't even give him a name (listed in the credits as Shounen/Boy) so I'm not sure. Like the Wiki confirmed the illness guy in Episode 6 is Taiyou and not confirmed by Hino himself or being mentioned by his name.

Let's just say the green hair kid is just a supporting character.