That year he met and studied with Kazuo Ohno and Yoshito Ohno then worked with them in Venice, and at the University of Vienna in Austria. While performing with these master artists, Collini-Sartor studied with Grotowski in Italy, at the Centre International Roy Hart in France, and he worked with singer Michio Hiraiama.
That year Collini-Sartor interacted with Kazuo Ohno and Yoshito Ohno, then worked together in Venice and at the University of Vienna. Through his collaborations with these artists, he also learned from Grotowski in Italy, was part of Roy Hart's Centre International, and collaborated with Japanese singer Michio Hiraiama.