中なかには

expression

among them; some of them

Used to single out a subset from a larger group, often with a contrastive or emphatic nuance. Typically followed by a statement about that subset.

• クラスにはいろいろな生せい徒とがいる。中なかには、毎まい日にち三さん時じ間かん勉べん強きょうする人ひともいる。

  There are various students in the class. Among them, some study for three hours every day.

• この店みせのケーキはどれも美味おいしいが、中なかにはちょっと甘あますぎるものもある。

  All the cakes in this shop are delicious, but some of them are a little too sweet.