DuckCorp Dico

Found one definition

1.                 From Japanese-German FreeDict Dictionary ver. 0.2.0:
                   
   
   
                   
                     
    [news1]  [nf05]  塚 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 冢 /(en)tʃˈaɪniːz(ja)lˈe̞tə/,  [news1]  [nf05] つか /tsˈɯᵝkä/
   (noun (common) (futsuumeishi))
   (1) (m) Erdhügel, (2) (m) Grabhügel, (n) Grab