On'yomi: ゴウ (gou)
Radical components: 冂刈山岡并
Full detail for 剛 →
On'yomi: キ (ki)、 ギ (gi)
Kun'yomi: つよ.い (tsuyo.i)
Radical components: 亠几又殳立豕
Full detail for 毅 →