Bonk's Adventure has recently been ESRB-rated and it's not the NES version because it lists PS3, PSP, PS Vita, Wii, and Wii U. That probably means the next Nintendo Direct will announce TG-16 games since that was the case with all VC platforms. (NES, SNES, GBA, N64, DS, and Wii)
http://esrb.org/ratings/Synopsis.aspx?logoonly=1&Certificate=22170&Title=Bonk's Adventure
http://esrb.org/ratings/Synopsis.aspx?logoonly=1&Certificate=22170&Title=Bonk's Adventure