How to write 渦(か ka) - Japanese calligraphy

ONYOMI 音読み	ka か
KUNYOMI 訓読み	uzu うず
RADICAL 部首	water 水(氵)
MEANING 意味	1.swirl, whirlpool, eddy

Examples

渦巻(うずまき uzumaki)	swirl
渦中の人(かちゅうのひと kachu-no-hito)	a person in the turmoil of something