noun, noun which may take the genitive case particle 'no'
Refers to the physical space or area behind someone or something. Often used with に or から.
背後から突然声をかけられて驚いた。
I was startled when someone suddenly called out to me from behind.
建
There is a small garden behind the building.
noun, noun which may take the genitive case particle 'no'
Abstract use: hidden circumstances, unseen influences, or the people/forces operating out of sight. Common in phrases like 背後関係 and 背後にいる.
事件の背後には複雑な事情があるらしい。
There seem to be complicated circumstances behind the incident.
彼の成功には家族の支えが背後にあった。
His family's support was behind his success.