Left: sunrise (sun 日, var. of plant艹 [sun rises between plants], this means east of China, (=the middle kingdom) where the characters were developed, right: averted from the center 韋 (var. of 5 五, center 口, 5 五 (upside down)= twice five averted from center
Mnemonic
Towards the rising sun (= in the east of China) and a bit averted: Korea.
Please be aware that this very similar radical 莫 stands for the sunset. This appears strange, but seems to be fact-based due to: sunset 暮 and morning 朝.
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