A form of Japanese linked poetry style, renku, is composed by two or more people as a group. In this paper the authors illuminate the therapeutic aspect of the renku-composing process. Renku allows participants to demonstrate their distinctiveness while maintaining the sense of togetherness, or "vacuum" Personality changes take place in the "vacuum. " The significance of the renku setting and vacuum is discussed from the viewpoint of Taoistic philosophy. A renku group offers us a unique setting in which individuals can free their intuition and engage in dialogue among their whole personalities. Authors then compare a renku group with an intensive group and with Focusing. Renku is a metaphor and circumlocution of our experiencing relationships with other persons and with nature.