I noticed that the flap indicators on all the Japanese fighters with the exception of the N1k2J show that the flaps are not fully deployed! On the N1k2J the indicator goes past its full deploy mark. I have attached a few screens. The Japanese bombers/attack show correctly on their indicators.

KI61

KI61 External

KI84

KI84 External

N1K2J

N1K2J External