鮮
セン, あざ.やか

fresh, vivid, clear, brilliant, Korea

JLPT1 G7 S17 F355

羊 here an abbreviated form# of 善 good + 魚 fish → good, *fresh* fish, of *vivid* color → *fine*; *bright* → *brilliant* → *skillful*.

[Full Kanji Etymology List]