Concern
Interest
noun
The things related to your heart are the things that concern and interest you the most.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
人々の関心
people's interest
自分の関心
one's own interest
国民の関心
the interest of the public
ご関心
interest (humble)
関心を集める
to attract interest
関心を高める
to enhance interest
関心を持つ
to have an interest
関心が高まる
to become more interested
関心がない
to have no interest
関心がある
to be interested
アイツは他人に関心がないんだよ。
He's not interested in others, you know.
うちの場合は、父親の子育への関心がゼロだったんですよね。
In our case, my father had absolutely zero concern in parenting.
皆さん、もっと政治に関心を持ってください。
Everyone, please take more interest in politics.