The Japanese version is located on the following Home Page address:

http://www.gunma-u.ac.jp/accessmap/index.html

The English directions are as follows.

Coming from Maebashi Station - Use Route 17 and proceed north going
toward Shibukawa city.
Driving time is estimated to be about 20~25 minutes.

Markers:

< Left side of the street >

Gunma Television

McDonald's

< Pass > Jomohashi access road

< Right side of the street >

Sekichu Home Center

< Left side of the street >

Driving School

  < Turn Left at the stop light at the end of the driving school >  
(You should see a sign for Gunma Bank)

((indication of missing the turn - you will see Uniqlo <Left side> -
turn around and make a right at the next light))

Proceeding to Gunma University Aramaki Campus

< Left side of the street >

Gunma Bank

< Right side of the street >

Post office


Proceed straight into the campus (most likely the entrance gate on the
right side of the street will be open - enter through it and follow the
JALT MEETING SIGNS to Room GCLL123