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.
I don't think anyone could enter easily
without the wooden tag…
لا أظنّ أنّه يمكن لأيّ أحد أن 
...يدخل إلى هنا دون علامة خشبية
Hier kommt kein Mensch hinein,
es sei denn, er besitzt den Holztalisman.
No es fácil entrar
sin una ficha de madera.
No es fácil entrar
sin una ficha de madera.
Non è possibile entrare 
senza avere la tessera di legno!
Não acho que alguém entraria
sem um cartão de madeira...
Не думаю, что кто-то мог 
попасть сюда без пропуска…