It seems that the ESRB have leaked an unannounced Konami title as the ratings board have rated Enchanted Wonderland for the Nintendo Switch.
The ratings board providing the following rating summary:
Enchanted Wonderland is rated E for Everyone by the ESRB with Mild Fantasy Violence. Also includes Users Interact. This is an adventure game in which players explore a magical world to gather joy and resurrect a theme park. Players interact with characters, learn magic, and engage in different theme park attractions/mini games. Among the several mini-games, one space-themed attraction involves shooting lasers at UFOs; flashing and small explosions my occur when space ships are hit.
Expect an official announcement from Konami within the next few weeks.
