You can find the official Japanese raw chapters (subscription or pay-per-chapter may apply) at the Young Magazine (Yanmaga) official digital platform: Yanmaga Web - Bouryoku Banzai Series Overview : Written by Homura Kawamoto (author of ) and illustrated by Nadainishi (artist of
The first clue was linked to an old arcade in Shibuya, where Kaito found a graffiti with a peculiar symbol. By decoding the symbol using a specific algorithm he had learned, he discovered it pointed to a location in the city's financial district. bouryoku banzai raw link