Subtitles Off Possible. Problem Children Are Coming From Another World, Aren't They? North American Blu-ray Problem Children Complete Collection Blu-ray BD-BOX This is the North American Blu-ray version. It includes all 10 episodes and the OVA. Region A, audio in Japanese and English, with English subtitles. While there isn't a subtitle off option in the menu, you can turn off subtitles during playback. Region code locked. Please only purchase if you understand the playback environment of overseas versions. There are no particularly significant damages, but as this is a used overseas version, please refrain from purchasing if you are overly concerned about minor scratches or wear and tear.