Japanese Kanji
髁kai
thigh bone · hipbone · kneecap
Extended kanji · 18 strokes
Thigh bone, hipbone, kneecap.
髁 is a Extended kanji — used in Japanese names and specialised writing. With 18 strokes, it appears in classical literature, place names, and formal documents.
Start with hiragana and katakana — the foundation of Japanese reading.