部分
Kana: ぶぶん
part; portion
Example sentence
この部分がよくわかりません。
このぶぶんがよくわかりません。
I don't understand this part well.
What 部分 means
部分 (ぶぶん) is a Japanese word meaning “part; portion”. It belongs to the Concepts & Ideas topic and appears at Level 2 (and again in Level 4), so it is one of the words worth learning early when you study Japanese.