ทำความรู้จัก rating ของเกม ในโซนต่างๆ

CERO Rating System (Japanese)

https://www.ign.com/wikis/content-ratings/CERO

Entertainment Software Rating Board (ESRB) Rating System (US/North America)

https://www.ign.com/wikis/content-ratings/ESRB

UK Rating System (Europe)

https://www.ign.com/wikis/content-ratings/BBFC