ISU Financial Aid: http://www.financialaid.iastate.edu/students/studyabroad.php

Full List of Scholarship: http://www.studyabroad.iastate.edu/Financing/Scholarship.html

Fundraising Ideas:
http://www.studyabroad.iastate.edu/Financing/Fund_ideas.html

Student Discounts:
http://www.studyabroad.iastate.edu/Students/travel-resources.html

Also, once you get there, you can earn a little bit of money by tutoring or teaching some conversational english to your fellow Japanese students.