: An ISO file is an archive file that contains the contents of an optical disc, like a CD, DVD, or Blu-ray. For PSP, ISO files are often used to distribute games.
Because these were released as UMD Videos, they function through the PSP's video playback interface but include branching interactive menus that simulate game mechanics. nugase super sexy mahjong jpn iso pspzip
: The series features extremely simple mechanics, such as rolling dice to progress, and does not require extensive knowledge of mahjong rules to play. : An ISO file is an archive file
: The games utilize the MPEG-4 AVC video format to display high-quality video of Japanese idols. like a CD