ΔE 5.2, very close: most people won’t see a difference side by side. Deck Tan is a little darker than IJA #1 Hairyokushoku (Grey-Green).
Yes, for most jobs. Very close match (ΔE 5). Deck Tan is a little darker than IJA #1 Hairyokushoku (Grey-Green).
The same difference applies the other way round: IJA #1 Hairyokushoku (Grey-Green) is a little lighter.
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 #1 Hairyokushoku (Grey-Green) on the colour wheel See Deck Tan on the colour wheel
All matches: IJA #1 Hairyokushoku (Grey-Green) equivalents · Deck Tan equivalents