Even the bricklayers are Samurais, and the process of moving bricks is an exercise in their extraordinary power; the daily amount of bricks is not enough for their training, and they have to continue strength training after work.
Therefore, many criminals nowadays are habitual offenders left over from the past society. Societal conditions have changed dramatically, and we can force them to transform and not remain stuck in the past.
So how can we improve the efficiency of reforming prisoners and reduce costs, especially labor costs?
After collecting enough big data, handling things becomes much easier.
Some instruments are made, which don't need to interact much with the prisoners. There are specific programs to guide prisoners into the correct mood, and then the instruments automatically provide the Magic Power of heart magic, followed by testing the effect and making adjustments.