I think I sent the mail to the old list accidentally.. so here again:
There's a request for Wikipedia in Taiwanese, which is a dialect on Min
Nan. It doesn't seem to have an ISO code, so probably needs to be
rejected.
https://meta.wikimedia.org/wiki/Requests_for_new_languages/Wikipedia_Taiwanese_Hokkien
https://en.wikipedia.org/wiki/Taiwanese_Hokkien_language