改
reformation, change, modify, mend, renew, examine, inspect, search
On'yomi: カイ (kai)
Kun'yomi: あらた.める (arata.meru)、 あらた.まる (arata.maru)
Stroke order
革
leather, skin, reform, become serious
On'yomi: カク (kaku)
Kun'yomi: かわ (kawa)
Stroke order