So slow production for now due to stress and real-life issues and assignments as well as Star Rail gameplay affected build production time.

Current progress is the designation will use the AP (Aircraft project) derived from Seversky/Republic designation system, and will utilize past aircraft being rebuilt as well as someone's reworked aircraft.

Build Progress

~ Douglas C-74 Flight testing
~ Lippisch P.12 family Design phase

Fictional
~ E.32 (AP-1) Bronya Design phase
~ (AP-2) Heizou Design phase
~ (AP-3) Design phase