H ?

1970s languages ↑
High Cold War ↑
Fourth generation ↑

Explore languages for Japan and for year 1976

EPL    ⊕ 1976     ⊕ Japan   Extensible Programming Language 
FASBOL II    ⊕ 1976     ⊕ Japan    
HLS    ⊕ 1976     ⊕ Japan   hierarchical language system 
SPL    ⊕ 1976     ⊕ Japan   Structured Programming Language