also: レガシ
noun
General use for something handed down from the past, such as cultural heritage, personal inheritance, or lasting impact.
この建物は先代のレガシーだ。
This building is a legacy from the previous generation.
彼は莫大なレガシーを孫に残した
He left a huge inheritance to his grandchildren.
noun which may take the genitive case particle 'no', noun
legacy system
Computing term for outdated hardware or software still in use.
その会社はまだレガシーシステムを使っている。
That company is still using a legacy system.
Loanword from English 'legacy'. The shortened form レガシ is a Japanese truncation.