KONAMI started to sell the official Steam codes for the Steam version Witch and Hero in the KONAMI STYLE DIGITAL CODE STORE. The original price of the code is 499 Yen (without tax) but until December 18, 2016 you can get your code for 199 Yen (without tax) which means you will get 57% OFF.
Once you paid it you will get your code what you can activate on your Steam account and you can download the game.
The Witch and Hero release in 2016 April on Steam as the official port version of the dot style Nintendo 3DS RPG game. The game has positive reviews on the Steam and if you are looking for a new, cheap, indie RPG game you should give a try for this.