IJA #29 Ki Midori iro (Yel- low-Green) vs Military Yellow

How close are they?

ΔE 7.4, close: similar, with a visible difference side by side. Military Yellow is warmer than IJA #29 Ki Midori iro (Yel- low-Green).

Can I use Military Yellow instead of IJA #29 Ki Midori iro (Yel- low-Green)?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Military Yellow is warmer than IJA #29 Ki Midori iro (Yel- low-Green).

Can I use IJA #29 Ki Midori iro (Yel- low-Green) instead of Military Yellow?

The same difference applies the other way round: IJA #29 Ki Midori iro (Yel- low-Green) is cooler.

ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.