Что значит "кацуяги?" Извините, но я не привык к разговоре про Айкидо на Русском языке. Легче по Японски... :-)
Your Russia better then my English)) I will try to say it in english.
It was seminar in Russia with Poland master: he was told about principals of protecting from sword (bokken) attacks and he was told about katsuyagi (i'm not shore in good transcription) and irimi. It is very interesting for me. I wish to know more about this principal, can you tell something about