Hidden button pattern making (casa dei modellisti)

How to pattern the fastening with hidden button (Hidden Button Pattern Making) 03: 30 ~ Hide hidden plaque 07: 12 ~ Modifying the center of gravity to make the sacrifice hidden plaque (Casa dei modellisti) -Free pattern and pattern information http://cafe.naver.com/jmhouse0117 Grading Pattern https://modellisti01.imweb.me -Pattern shop https://patternshop0117.imweb.me (Casa dei modellisti)