We have pieces in the following keys for Piano:
1-20 of 162 Piano Pieces in D major

Sebastian Iradier..
La Paloma (Tango)

Saint-Saens
The Elephant

Trad.
Come, Thou Fount of Every Blessing

Chopin
Raindrop Prelude Op. 28 No. 15

Trad.
Waltzing Matilda

Trad.
Joy To The World

Mozart
Minuet K.94

Albeniz
Tango Op.165 No.2 from Espana

Christina Aguiler..
Say Something (A Great Big World)

Schubert
The Trout

Handel
Menuet from Music for the Royal Fireworks

Bartok
Romanian Folk Dance No. 6 Maruntel

David Bruce
Parkgate High

Verdi
Traviata Overture

Bach
March in D Major from Notebook for Anna Magda...

Handel
Zadok the Priest (from Coronation Anthems) (e...

Trad.
Men of Harlech (Traditional Welsh)

Siloti
Prelude in B Minor (Based on BWV 855 by J.S. ...

Schubert
Waltz in B minor from 38 Waltzes, Landler and...

David Bruce
Azul - homage to Ludovico Einaudi