Japanese Kanji
洄kai
back-water · eddy · whirlpool
Extended kanji · 9 strokes
Back-water, eddy, whirlpool, flowing water.
洄 is a Extended kanji — used in Japanese names and specialised writing. With 9 strokes, it appears in classical literature, place names, and formal documents.
Start with hiragana and katakana — the foundation of Japanese reading.