Explanation
Express contrast between two aspects; 'on the one hand', 'on the other hand'.
Formation
Verb-casual + 反面, い-Adjective + 反面, な-Adjective + である反面, Noun + である反面
Detailed explanation
The ～反面 grammar point is used to show a contrast between two aspects of something. It can be translated as 'on the one hand' or 'on the other hand'.
Examples
Kono kuruma wa hayai hanmen, nenpi ga warui desu.
On the one hand, this car is fast, but on the other hand, it has poor fuel efficiency.
Kare wa atama ga ii hanmen, undou ga nigate desu.
On the one hand, he is smart, but on the other hand, he's not good at sports.
Kanojo wa shinsetsu de aru hanmen, mendoumi ga yoi sugiru koto ga aru.
On the one hand, she is kind, but on the other hand, she can be too helpful.
Kono shigoto wa kyuuryou ga takai hanmen, sutoresu ga takusan arimasu.
On the one hand, this job pays well, but on the other hand, it's quite stressful.
Practice
Grammar content sourced from hanabira.org.