A loose Assault (CA281), Great Escape (CA282), Wall Defender (CA285)
and Z-Tack (CA283) by BOMB Onbase Co. Ltd.
The game was produced in Hong Kong in 1983. They exist in PAL as well as in
NTSC, although NTSC copies are rarer. Missing on this page is the double ender
Great Escape/Wall Defender (DC-II), and Splendour!  which wasnever released.
The boxes were also pretty special: the were half-opened, showing theart of the manual.
Here's a scan of Great Escape.
© 1997, Scan made and enhanced by Deleto. Rip on request.