Hibi loses his fight to Yamada and now it's time for Kuro to step up to the plate. Noguchi encounters Sato and Suzuki while following orders from the Director and he leads them into a secret underground facility formerly run by the Japanese army.
A secret exit to the underground 
tunnels used by Under Ninja,
،مخرج سري للأنفاق التأحأرضية التي تستخدمها أندر نينجا
Der Ausgang des unterirdischen
Verbindungskorridors von Under Ninja
En una salida secreta a los túneles
que usaba Under Ninja
En una salida secreta a los túneles
que usaba Under Ninja
La sortie du réseau souterrain
d’Under Ninja.
L'uscita del corridoio di collegamento
degli Under Ninja.
Uma saída secreta para os túneis
secretos usados pela Under Ninja
Тайный проход 
в подземные тоннели Under Ninja