個人的な問題

personal problem

→ 個人的だ
phrase Rare #33,659
personal problem Refers to a private matter or difficulty that concerns someone personally. It can also be translated as “personal matter,” especially when emphasizing privacy rather than a difficulty.
JA: これは私の個人的な問題なので、自分で解決します。
EN: This is my personal problem, so I'll solve it myself.

それは個人的な問題だよ

That's a personal matter.

私の個人的な問題に干渉しないで下さい

Please don't interfere in my personal affairs.

これは俺と奴の個人的な問題

This is a personal matter between him and me.

— シティ・オブ・ゴッド (2002)

他人に話せないことがある個人的な問題特に

There are some things you can't talk about with other people—personal problems especially.

— マレーナ (2000)