For those interested in following along and practicing at home, here is a link to Silkisondan Katas compiled by Master Ron:
https://www.youtube.com/playlist?app=desktop&list=PLAhgu_u-ORGXhyn7Opj6yhc7rpv7vvn3s&fbclid=IwZXh0bgNhZW0CMTEAAR3--XG9xXY9Zew4taSWtdHZ9MZTF60qIugKrGxTN64a8FLKKipkdEPIs30_aem_AdoBHz54Nfx_8lKLhGDFUQwkrqGsj4KcOgZ1hWL33AvGB_3HyrcgbB3FpiJk7cVAVsNFEo6XNlPV_usdnHadP0KP