From Japanese-German FreeDict Dictionary ver. 0.2.0:
[ichi1] [news1] [nf02] 歌 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [news1] [nf16] 唄 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 詩 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [ichi1] [news1] [nf02] [nf16] うた /ˈɯᵝtä/
(歌)
(唄)
(noun (common) (futsuumeishi))
(唄 is primarily used for shamisen songs)
(1) (n) Lied, (m) Gesang, (f) Ballade, (2) (n) Gedicht, (f) Poesie, (3) (n) Waka, (n) Tanka, (4) (n) Volkslied, (m) Schlager