Replace these files in the www/data folder to fix the issue with Chiyo and a few other small bugs: https://mega.nz/file/Tt5HwaQK#SaIF9R4HBc1YU2XZPl3lqNnere51XWqpaSN_oosyIUI
It might also fix the issue with the country overview map, but I'm not certain if I found the right cause of the problem, or if there is something else.