The "Field Seminar" which has been performed in the Nishi-konakadai estate (Chiba city) with it's residents as community design education by Chiba University. For students, we prepared the collaboration program with residents, which consists of <survey>,<case visit>,<making> and <presentation>, to master the skill creating the visions of living spaces and systems in community. In conclusion, collaboration makes students realize following importance, A) Finding and succession community assets, B) Mind of inhabitant, C) Action of community development, D) transaction between life and space.