Abstract
This paper is an action research paper that discusses the actions which teachers should take to carry out collaborative activities with an awareness of relationship building among learners, based on reflections on three terms of teaching practicum implemented at the Akita International University professional graduate school. The author felt that there were some issues in the grouping of students during group work in the spring practicum, and began to think that the degree of relationship building among learners might affect the effectiveness of activities. This paper examines and analyze the author's environmental setting and the way author conducted the activities, and proposes improvements for the actions that teachers should take to carry out collaborative activities with an awareness of relationship building among learners.