Small collection. Suitable ocarinas:
Satumaa - AD or AC
Sininen ja valkoinen - AC or AD
Irja - DAG
Kohtalon tango - DAG
Satumaa (full-fat version) - AD
Yö saaristossa - AG or SG
Lapin tango - AG or SG
For the second version of Satumaa you need to take the last line down an octave.