旗
はた · hata · JLPT N3 · noun
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🚩 旗 = banner radical 㫃 + 其 for sound ki, as in 国旗 kokki
The left half (方 plus 𠂉) is the old banner radical, also found in 旅 and 族. はた is the native Japanese reading. Sound hook: you wave a hata the way you wave a hat.