Valis games in order

All 5 games of the Valis series in the order they came out, from Valis: The Fantasm Soldier (1986) to Super Valis IV (1992).

1. 
   Valis: The Fantasm SoldierPC, MSX, X1 +7 · Telenet Japan
   Dec 1986
2. 
   Valis IIGenesis, MSX, PCE +3 · Telenet Japan
   23 Jun
3. 
   Valis IIIGenesis, PCE, PCE CD +1 · Telenet Japan
   7 Sep
4. 
   Valis IVPCE, PCE CD, SNES · Telenet Japan
   23 Aug
5. Super Valis IVSNES
   27 Mar