For the Kid I Saw in My Dreams manga volume 9 features story by Kei Sanbe and is presented in a hardcover edition.

Wakazono is getting more and more reckless in his pursuit of revenge—he even seeks out the help of the "fire" man's former ally, Kazuto! But the information he possesses shows that he might be completely out of his depth here...And now that Senri has a clue about Kazuto's whereabouts, what awaits him and Enan...?