The original Switch version of "Dragon Quest I & II" turned out to be unable to upgrade to the Switch 2 version later

The original Switch version of "Dragon Quest I & II" turned out to be unable to upgrade to the Switch 2 version later
There is also no save data compatibility, so be carefulThe difference between the HD-2D version of "Dragon Quest I & II" and the original Nintendo Switch version of the Switch version has been revealed....

The linked article is in Japanese.