Mokudo Taisen Deshimaru Roshi,- First Patriarch Soto Zen in Europe
Soden Shuyu Narita Roshi- Abbot of the Zen Temple Todenji, Japan
Takuzo Igarashi Roshi,- Abad del Templo Zen Jokein, Japón.
Hakuyu Maezumi Roshi,- Abbot of the Zen Center of Los Angeles
Fausto Taiten Guareschi,- Abbot of the Zen Temple Fudenji, Italy.
Salvador Pániker,- Philosopher and writer.
Mario Satz, -Author and Kabbalist.
Enrique Miret Magdalena,- Theologian and writer
Lama Denys Teundrep,- Spiritual director of Karma Ling Institute (France
Prof. Komei Nara,- Honorary President of Koamazawa University, Japan
Prof. William Bodiford,- Professor at UCLA
Prof. John Mc Rae,- Professor at the University of Indiana
Genshu Imamura Roshi,- Director of the Japanese Soto Zen School in Europe