Yes, it is still possible.
As Glockheadshot said, you can play ijji gunz in WINDOWS mode using a program named -
dxwind.
I have the program myself and I use it and I consider it
safe (:.
If you don't trust me, here's a scan provided from virustotal (free online virus malware scan):
File DXwnd.rar received on 08.04.2008 23

34 (CET)
Current status: Loading ... queued waiting scanning finished NOT FOUND STOPPED
Result: 0/36 (0%)
Antivirus Version Last Update Result
AhnLab-V3 2008.8.5.0 2008.08.04 -
AntiVir 7.8.1.15 2008.08.04 -
Authentium 5.1.0.4 2008.08.04 -
Avast 4.8.1195.0 2008.08.04 -
AVG 8.0.0.156 2008.08.04 -
BitDefender 7.2 2008.08.04 -
CAT-QuickHeal 9.50 2008.08.04 -
ClamAV 0.93.1 2008.08.04 -
DrWeb 4.44.0.09170 2008.08.04 -
eSafe 7.0.17.0 2008.08.03 -
eTrust-Vet 31.6.6007 2008.08.04 -
Ewido 4.0 2008.08.04 -
F-Prot 4.4.4.56 2008.08.04 -
F-Secure 7.60.13501.0 2008.08.04 -
Fortinet 3.14.0.0 2008.08.04 -
GData 2.0.7306.1023 2008.08.04 -
Ikarus T3.1.1.34.0 2008.08.04 -
K7AntiVirus 7.10.403 2008.08.04 -
Kaspersky 7.0.0.125 2008.08.04 -
McAfee 5353 2008.08.04 -
Microsoft 1.3807 2008.08.04 -
NOD32v2 3325 2008.08.04 -
Norman 5.80.02 2008.08.04 -
Panda 9.0.0.4 2008.08.04 -
PCTools 4.4.2.0 2008.08.04 -
Prevx1 V2 2008.08.04 -
Rising 20.56.02.00 2008.08.04 -
Sophos 4.31.0 2008.08.04 -
Sunbelt 3.1.1537.1 2008.08.01 -
Symantec 10 2008.08.04 -
TheHacker 6.2.96.393 2008.08.04 -
TrendMicro 8.700.0.1004 2008.08.04 -
VBA32 3.12.8.2 2008.08.04 -
ViRobot 2008.8.4.1322 2008.08.04 -
VirusBuster 4.5.11.0 2008.08.04 -
Webwasher-Gateway 6.6.2 2008.08.04 -
Additional information
File size: 155278 bytes
MD5...: 0698921c0a1e5b0962b8a4917c8d153d
SHA1..: d4fffa5f95c53061c4badefd687c8c7ba78d8908
SHA256: cdd6b5039ef7b53a57c70fb5f828b7dfd72de923b6de39fa17 6cd4638edb4241
SHA512: bcccbac8b7d81751b0f29bbc197b7c7eb5c6e8c10c69f94a94 c8d8ab9ced6acc
089b916575060c0fbb6dde71a74d0bb39adcb297265edad3a5 8472367e7b602c
PEiD..: -
PEInfo: -