案件（あんけん、ankeん）
- matter/issue

The Japanese word 案件 (案件) generally translates to "case," "matter," "project," or "issue" in English. It refers to a specific topic, task, problem, or project that needs to be addressed, considered, or managed. It can encompass a wide range of situations, from legal cases to business projects and even everyday issues. The precise meaning can vary slightly depending on the context.

⚫︎新しい案件に取り組みます。 Translation: We will work on a new project. ⚫︎この案件は複雑です。 Translation: This matter is complex. ⚫︎案件の進捗状況を報告します。 Translation: I will report on the progress of the project.

案件 (案件) is a versatile word, suitable for both formal and informal contexts, depending on the subject matter and the surrounding language. It’s frequently used in business, legal, and governmental settings. You can use it when discussing a specific task, project, or problem that requires attention or action. The word is often used in meetings, reports, and everyday conversations related to work or other organized activities.

案件 (案件) is written using kanji. The reading is あんけん in hiragana. There are no other ways to write this word commonly. The okurigana (suffix hiragana) is fixed, and there are no variations.

⚫︎問題（もんだい）: Problem, issue ⚫︎課題（かだい）: Task, challenge ⚫︎プロジェクト (purojekuto): Project (loanword) ⚫︎事件（じけん）: Case, incident (often used for legal or criminal cases) ⚫︎事柄（ことがら）: Matter, affair

While there isn't a direct antonym for 案件 (案件), words that suggest a lack of a project or issue could be considered opposite in meaning, such as: ⚫︎なし: Nothing, none ⚫︎解決済み（かいけつずみ）: Resolved (if the 案件 has been resolved) ⚫︎完了（かんりょう）: Completion

この案件について、詳細な調査が必要です。 ・Translation: We need a detailed investigation regarding this matter. ・Explanation: This sentence uses 案件 (案件) to refer to a specific issue that requires further investigation.

新しいソフトウェア開発の案件が承認されました。 ・Translation: The project for new software development has been approved. ・Explanation: Here, 案件 (案件) refers to the software development project.

The word 案件 (案件) is a combination of two kanji: 案 (an), meaning "plan," "proposal," "idea," or "draft," and 件 (ken), which means "item," "matter," or "case." Thus, the compound literally translates to "matter related to a plan" or "a planned issue." Over time, the meaning evolved to encompass various types of matters that need to be dealt with or considered.