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.
If they need me, I'll make 
myself as useful as I can.
.سأكون مفيدة إن احتاجوني
Wenn er mich auswählt, werde ich mich
so nützlich machen, wie ich kann!
Si me necesitan,
trataré de ser de utilidad.
Si me necesitáis,
trataré de ser de utilidad.
Suika donnera son maximum
si elle est choisie !
Se dovesse chiamarmi,
Se precisarem de mim, vou 
ser o mais útil possível.
Если попросят, я буду стараться
помочь изо всех сил!