報告|ほうこくhoukoku[0]heiban (flat)

1. noun, suru verb, transitive verbreport; information
   彼かれの報告ほうこくは本当ほんとうには思おもえない。↗

   His report does not sound true.

• SynonymレポートNeutralLoanword for a written report — a course paper or a piece of reportage, as in 「レポートを提出する」; it usually means the written text, not the act of reporting.
• Synonym一報いっぽうWrittenWritten word for a quick notice or the first news of something, as in 「到着したらご一報ください」; briefer than 「報告」 — just letting someone know.
• Synonym通報つうほうNeutralReporting to authorities such as the police or fire services, often in emergencies, or flagging wrongdoing; 「報告」 takes a wider range of addressees.
• Synonym報ほうWrittenWritten; seldom alone — mostly a suffix forming words like 「速報」 and 「朗報」 for kinds of news; it does not refer to the act of reporting.
• Synonym報道ほうどうNeutralNews media conveying events to the public, as in 「報道番組」; 「報告」 is a party's own account of its findings or work.
• SynonymレポCasualColloquial short form of 「レポート」, often for experience or event write-ups like 「イベントレポ」; casual, seen online — not for formal reporting.
• Related知らせしらせNeutralA piece of news or notice you receive, as in 「悲しい知らせ」; it centers on the message itself, while 「報告」 is your own account of results or progress given to someone.
• Related報知ほうちWrittenWritten word for notifying or alerting; today it survives mostly in set terms like 「火災報知器」 and is not used on its own in everyday speech.
• Related通信つうしんNeutralSending information by mail, phone or similar, or a news dispatch; the focus is on the channel of transmission, not on reporting results to a superior.
• Related通知つうちNeutralTelling someone something, as in 「採用通知」, or a notification on your phone; it is one-way informing, while 「報告」 is an account of results or progress.
• Related消息しょうそくWrittenWritten word for news of a person's whereabouts or well-being, as in 「消息不明」; it is about how someone is doing, not an act of reporting.
• Related便りたよりNeutralA letter or word from someone about how they are, as in 「便りがない」; it suggests personal correspondence, while 「報告」 suits work and formal settings.
• Related伝言でんごんNeutralA verbal message passed on by someone or left as a note or recording, as in 「伝言を残す」; it is relaying a message, while 「報告」 states results or progress.
• RelatedインフォメーションNeutralLoanword for information itself, or an information desk; it is content you receive, with no sense of reporting to anyone.
• RelatedニュースNeutralNews or fresh information, as in 「今日のニュース」 or 「いいニュースがある」; 「報告」 is your own account of results or progress to someone.
• Related記事きじNeutralAn article or story in a paper or magazine, as in 「新聞記事」; it is published writing, not an act of reporting to someone.
• Related情報じょうほうNeutralInformation or data itself, as in 「情報を集める」; 「報告」 centres on conveying results to someone, though it can also name the report itself.
• Related注進ちゅうしんWrittenOld written word for hurriedly reporting an emergency to a superior, or tattling; rare today, found mainly in historical dramas.
• Relatedニュース記事ニュースきじNeutralA news article published by the media; 「報告」 is a statement of one's own results or progress, whether to a superior or to the public.
• Antonym黙秘もくひNeutralStaying silent and refusing to speak, as in 「黙秘権」; the opposite of 「報告」, which puts the facts into words.
• Antonym隠蔽いんぺいNeutralDeliberately covering up inconvenient facts, as in 「事実を隠蔽する」; the opposite of reporting honestly with 「報告」.

Use 「報告」 for reporting results or progress to a superior or the parties concerned. For a written report or course paper, say 「レポート」; for formal one-way notification, 「通知」; for alerting the police or authorities, 「通報」; for media coverage, 「報道」. Personal news and messages go with 「知らせ」「便り」「伝言」, information itself with 「情報」「ニュース」, and 「黙秘」「隠蔽」 are the opposites — silence and cover-up.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 告げ知つげしらせること。
2. 研究けんきゅうや調査ちょうさ、任務にんむについて、その結果けっかや途中とちゅう経過けいかなどの情況じょうきょうを述のべること。