Hozuki Castle is a prison run by the Hidden Grass, well known for being notoriously difficult to escape from. Boruto and Mitsuki are sent there to protect Kokuri, a former member of a brutal band of robbers known as the Mujina Gang who's now targeted by assassins after betraying and deserting the gang.
We asked the lord to use
a fake Celestial Prison on you.
طلبنا من الحاكم أن يستخدم 
تقنية سجن سماوية زائفة عليكما
Wir baten den Meister darum, euch mit
einem falschen Himmelsgefängnis zu belegen.
Le pedí al líder
que les aplicara un Tenrou falso.
Le pedí al líder
que les aplicara un Tenrou falso.
Ho chiesto al signore del castello di apporvi un falso sigillo della Prigione Celeste.
Pedimos para o cuidador usar uma
Prisão Celestial falsa em vocês.
Мы попросили лорда использовать
 на вас фальшивую «Тюрьму».