Making cell phones takes a lot of materials and tools. Senku begins by upgrading their equipment using the waterwheel Chrome and Kaseki invented and built together.
Damn it! This is so hard!
!تبًّا! هذا صعب جدًّا
¡Demonios! ¡Es muy difícil!
¡Mierda! ¡Es muy difícil!
Bordel, c’est vachement dur !
Assurdo, è troppo difficile!
Droga! É difícil demais!