ついてついてCommon wordMeanings1expressionabout; concerning; regardingusually written using kana aloneUsed with に to mark a topic: ~について means 'about ~'. Formal and neutral; common in speech and writing.この問もん題だいについて話はなし合あいましょう。Let's discuss this issue.彼かれは日本にほんの歴れき史しについて詳くわしい。He is knowledgeable about Japanese history.