 One was first released on May 29 , 1998 in regular and limited edition versions playable on Windows PCs in CD @-@ ROM format ; the limited edition included the game 's first original soundtrack . Both the limited and regular editions of the original game contained no voice acting . On April 1 , 1999 , KID released an all ages version in regular and limited editions playable on the PlayStation under the title Kagayaku Kisetsu e ; the PS version contained full @-@ voice acting . On September 14 , 2000 , AI System released One : Kagayaku Kisetsu e Memorial Selection , which was essentially the original game , though the price was cheaper at a little less than half the original price . On January 1 , 2003 , a full voice version of the Windows game was released by Nexton . Kōhei was not voiced in any of the versions . 
