Add video game certificates for the Videogame Rating Council

Can imdb please create video game certificates for the Videogame Rating Council (it was a video game rating system created by Sega in 1993) The Sonic the Hedgehog and other Sega games used these ratings.

https://en.wikipedia.org/wiki/Videogame_Rating_Council#Ratings

http://segaretro.org/Videogame_Rating_Council

thanks