Yotoi upgrade
yotoi-upgrade · technology · tier 6: pY science pack 3
Cost
2000 × (1 pY science pack 3 2 Chemical science pack 3 pY science pack 2 6 Logistic science pack 10 pY science pack 1 20 Automation science pack 3 Military science pack ) · 180s each
Requires 2
Leads to 0
Unlocks 0
Also: nothing