1.
minutes
A counter for minutes of time. The reading changes between ふん and ぷん depending on the preceding number.
The counter 分 for minutes has variable pronunciation: 一分, 二分, 三分, 四分, 五分, 六分, 七分, 八分, 九分, 十分. Numbers 1, 3, 4, 6, 8, 10 use ぷん; others use ふん. Some numbers also change their reading (いっ, ろっ, はっ, じゅっ).