 On January 31 , 2003 , Snow was released as both a CD @-@ ROM and DVD @-@ ROM compatible to the Windows 98 / <unk> / 2000 / <unk> operating systems . An all @-@ ages version for the <unk> was released by <unk> on September 25 , 2003 . Later on February 26 , 2004 , <unk> ported the game to the PlayStation 2 in both limited and regular editions ; the PS2 port adds an additional scenario for Meiko Tachibana , who was a supporting character in prior releases of Snow . A full voice version was released for Windows on September 24 , 2004 . Then on September 29 , 2006 , Snow : Plus Edition was released for Windows , sporting added parts from the console versions and introducing a new heroine . Snow is playable on <unk> <unk> 's <unk> cell phones . A PlayStation Portable version of the game called Snow : Portable was released by <unk> on August 16 , 2007 . The standard edition for Windows was released on July 25 , 2008 , containing two fan discs , and the content from the portable edition of Snow . Finally , a downloadable version of the PSP edition was made available on the PlayStation Store by <unk> on January 21 , 2010 . 
