WhyPic

WhyPic is a compressed image file format and associated software, developed by Osamu Yamaji. Most of the information about it is in Japanese.

Identification
Files begin with ASCII characters " ".

Specifications

 * Possible format documentation at ypc12os2r2.lzh → SOURCE.LZH → FORMAT.DOC

Software

 * http://nyaos.org/VA009797/warp/whypic.html → ypc12os2r2.lzh (Seems to be an OS/2 port)
 * XnView

Sample files

 * ypc12os2r2.lzh → SAMPLE.YPC

Links

 * 2006 archive of the WhyPic website

Editors' notes
It would be nice to locate a copy of the original software, which was in files named whypic10.lzh, whypic11.lzh, and whypic12.lzh.