Apparently the name really is no rumour if this site is to be believed:
http://www.betanews.net/article/560078
As translated directly from Korean (by Google Translate, hence the strange wording), apparently he said something like:
Looks to me like Nintendo is outright saying 'we are making a game called Super Mario 4'. So the name might really either refer to the Wii U or 3DS game being planned in the near future...
Do you think Super Mario 4 is just a project code name rather than a final title?
http://www.betanews.net/article/560078
As translated directly from Korean (by Google Translate, hence the strange wording), apparently he said something like:
Mario teams within the company currently is developing a Super Mario 4
Looks to me like Nintendo is outright saying 'we are making a game called Super Mario 4'. So the name might really either refer to the Wii U or 3DS game being planned in the near future...
Do you think Super Mario 4 is just a project code name rather than a final title?