Nazo no Murasamejou (Wii and Wii U Virtual Console versions) are virtual console releases of the NES game. These are digital re-releases that allow for playing the original NES game on modern consoles.  The gameplay will match the original NES version, with no changes expected apart from those related to emulation technology.  Details regarding the specific teams involved in the Virtual Console releases are scarce.

Nazo no Murasamejou (Japan) (Wii and Wii U Virtual Console)

Nazo no Kabe - Block Kuzushi (Japan)