ΔE 12.8, fair: the same colour family, but not a straight swap. Thicket Grove is much more muted than IJA #29 Ki Midori iro (Yel- low-Green).
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Thicket Grove is much more muted than IJA #29 Ki Midori iro (Yel- low-Green).
The same difference applies the other way round: IJA #29 Ki Midori iro (Yel- low-Green) is much more saturated.
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.
See IJA #29 Ki Midori iro (Yel- low-Green) on the colour wheel See Thicket Grove on the colour wheel
All matches: IJA #29 Ki Midori iro (Yel- low-Green) equivalents · Thicket Grove equivalents