17 strokes
ring, circle, link, wheel
On'Yomi: カン
Kun'Yomi: わ
11 strokes
standard, measure
On'Yomi: キ
Kun'Yomi:
14 strokes
boundary, border, region
On'Yomi: キョウ, ケイ
Kun'Yomi: さかい
8 strokes
system, law, rule
On'Yomi: セイ