Английский ⇄ Русский Японский +

building coverage ratio
общ.	建弊率 River and Water Resources Glossary (Infrastructure Development Institute Japan)
стр.	建ぺぃ率 (けんぺい・りつ)
n building coverage ratio | n
общ.	建蔽率 (けんぺい・りつ); 建ぺい率; 建坪率 ateji