Anything  is okay, troubles about human relationships, academic affairs, career options / finding employment, legal problem, information retrieval, campus guide, etc.  We will think with you to solve your problem and will also introduce you an appropriate extramural consultation institution. 
Especially for international students, we introduce International Center Advising Room (Support is provided in multi-language). 
http://www.ic.u-tokyo.ac.jp/ic/index_e.html