Summer Hikaru Died (Manga) Vol 06

Just as "Hikaru" prepares to return to the mountain, Tanaka appears before him and Yoshiki, bringing with him a harsh truth about "Hikaru's" identity. While the two boys grapple with this new revelation and their paths going forward, the cause of all the chaos-the "hole" linked to the other side-steadily grows. To investigate this strange phenomenon, Yoshiki and "Hikaru" make their way to Maki's hometown, Ashidori, where more secrets lie buried... Yen Press
(W/A) Mokumokuren