Microsoft Windows games
Four Dragon Quest installments are provided to Microsoft Windows via Steam, as of Jan 2020:
Disadvantage to Japan
Although Dragon Quest games are from Japan, three out of the total four ports to Windows cause some trouble to Japan. They can't be purchased if you are living in Japan, and/or the Japanese environments are reduced from the original versions (or completely removed). This is an example of the notorious "omakuni" custom.[1]