After Takuru is taken in by the police, Kurusu wants him to give up the case. But he's noticed something... the sumo stickers that have been placed all around town have something in common with the murder scenes.  He puts up a hidden camera near a wall of sumo stickers that just appeared. But when Kurusu finds out, she leaves in the middle of the night to take it down...
This often happens because of copycats,
،غالباً ما يحدث هذا بسببِ التقليد
Darunter tauchen auch viele Fälle
von Fälschungsdelikten auf.
Eso pasa porque las copian ilegalmente.
Eso pasa porque las copian ilegalmente.
Il y a eu de nombreuses copies,
ce n’est pas étonnant.
Succede di frequente,
visto che appaiono molte imitazioni,
Isso costuma acontecer 
por conta de imitações,