20. The Age of Energy (2019)
Work begins on creating the components for Senku's cell phone, but spinning gold wire is proving to be quite the task! Luckily, Chrome and Kaseki "invent" the water wheel and drastically improve the process!
Release date: 2019-11-15
User rating:
7.2 / 10
11 votes
Season number: 1
Episode number: 20
Runtime: 24 minutes
