Board Thread:Wikia Discussion/@comment-26091666-20151103015609/@comment-26154973-20151129135936

https://docs.google.com/spreadsheets/d/18HC7ZEWjGtsgrActAmRbh-kHi36jg3kK0h8frVhD-XQ

Take max. damage from 水上 tab, this is sample #160 (on データ tab), apply http://ja.kancolle.wikia.com/wiki/%E5%AF%BE%E6%BD%9C and it should give an estimation for JM debuffed armor (if it's armor effect anyway): 26 - 48.