イランにより事実上封鎖されているホルムズ海峡を、商船三井のLNG（液化天然ガス）船が3日（日本時間）までに通過したことが同社への取材でわかった。中東情勢の悪化の影響で、ホルムズ海峡以西のペルシャ湾内には45隻の日本関係船舶が停泊していたが…
00:35
THE
HEAR
This page is an archive of main headlines from Japan for 04.04.2026.
It displays 31 headlines from many sources chronologically, as they appeared throughout the day, accompanied by AI overviews that were written in real time.
04.04.2026 ⇢ The Day Iran Downed American Fighter Jets
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Japanese editors began the day reporting on Iran's downing of U.S. military aircraft, with multiple outlets detailing the shootdown of F-15 and A-10 attack planes in Iranian airspace - the first confirmed losses since hostilities began. This focus on direct combat continued through the afternoon as coverage expanded to include Iran's rejection of a U.S. 48-hour ceasefire proposal and the strategic implications of Tehran maintaining air defense capabilities. Simultaneously, editors reported on the widening economic impact of the Strait of Hormuz blockade, with ripple effects across Asia including oil price surges, panic buying, and disruptions to medical supply chains affecting Japan. Coverage also tracked Japanese commercial vessels navigating the blockade, with a second Mitsui O.S.K. Lines tanker reportedly passing through the strait.
04.04.2026
00:35
09:27
Kyodo News
Japan to require language proficiency proof for engineer, specialist visa
The Japanese government has decided to require proof of Japanese language proficiency for individuals seeking the visa status of engineer, specialist in humanities or international services for work requiring Japanese, a source close to the matter said Friday.
09:27
09:29⇢Iran's Skies Claim American Wings
⌨Japanese editors are reporting on escalating U.S.-Iran military conflict, with multiple outlets detailing Iran's downing of U.S. fighter jets including an F-15 and A-10 attack aircraft, marking the first confirmed shootdown of U.S. aircraft in Iranian airspace since hostilities began (Asahi, Nikkei, NHK, TBS, Yahoo). This focus on direct combat coincides with coverage of diplomatic efforts, including a rejected U.S. 48-hour ceasefire proposal (Yahoo), and economic consequences like gold market movements (Nikkei Asia).
09:41
HuffPost Japan
09:41
10:10
Kyodo News
Man admits to starting fire in Shibuya crossing in Tokyo
A man turned himself in at a police station in Tokyo on Friday, claiming responsibility for igniting a flammable liquid a short time earlier in the iconic crossing outside Shibuya Station, the police said.
10:10
10:17
Yahoo! Japan
10:17
10:37
10:37
10:45
10:45
10:52
10:52
11:34
【この記事でわかること】・ウォール街で最も有名な日本人は？・金融工学の基礎を築いた数式とは？・AIはバブル経済の発生を防ぐか
数学の研究成果は世界の経済を支えている。特に京都大学で活躍した故・伊藤清氏が編み出した数式は株式の取引などに欠かせない金融工学の基礎を築き、専門家の間で「ピタゴラスの定理に次いで応用された」と語り継がれている。伊藤氏が切り開いた金融市場は人工知能（AI）の登場で大きく変わる…
11:34
11:50⇢Iran's Skies Claim Two More Wings
⌨Japanese editors are reporting on escalating U.S.-Iran military conflict, with multiple outlets detailing Iran's downing of two additional U.S. aircraft including an A-10 attack plane (Yomiuri, Sankei, TBS, Yahoo, Asahi, NHK). This focus on direct combat coincides with coverage of Iran's strategic control over the Strait of Hormuz, which U.S. intelligence reportedly expects to continue (Sankei).
12:02
Kyodo News
Japan, Indonesia zoos team up to breed endangered orangutan
A zoo in western Japan aims to breed endangered orangutans by pairing a male at the zoo with a female from an Indonesian zoo under a rare wildlife conservation agreement.
12:02
12:31
Yahoo! Japan
12:31
13:50⇢Orion's Window to Earth
⌨Japanese editors are reporting on the Artemis 2 mission's first images of Earth from the Orion spacecraft, with multiple outlets highlighting the astronauts' window-view photography showing the planet and auroras from 180,000 kilometers away (Yomiuri, Sankei). This focus on space exploration coincides with coverage of a diving incident in Hokkaido where nine people were initially reported missing but later rescued (NHK, TBS).
14:55
米メディアは3日、イラン上空で米戦闘機F15がイランに撃墜されたと報じた。2人の乗員のうち1人は救助されたが、もう1人については捜索・救助作戦が続いているという。また、別の米軍機もイラン上空で被弾した。米戦闘機がイラン領内で撃墜されたことが…
14:55
15:06⇢Iran's Skies Claim Another Eagle
⌨Japanese editors are reporting on escalating U.S.-Iran military conflict, with multiple outlets detailing Iran's downing of additional U.S. aircraft including an F-15 fighter jet and another military plane, with one crew member still missing (Asahi, Yomiuri, Sankei, Yahoo). This focus on direct combat coincides with coverage of diplomatic tensions between Japan and China over a Japanese military officer's intrusion into the Chinese embassy compound (Sankei).
15:12
ホルムズ海峡の事実上の封鎖に伴い各国で石油需要の抑制策が相次ぐ。トランプ米大統領はイラン攻撃で米軍の勝利を一方的に宣言しながら、戦闘終結の期限を明示しなかった。日本政府は経済活動の継続を優先しつつ需給の動向を見極める。
「米国から買うか、海峡の安全を自ら確保せよ」。トランプ氏は1日（日本時間2日）の演説で、ホルムズ海峡を使い原油を調達する国々に忠告した。米国が軍事作戦を終えたとしても、海峡の混乱…
15:12
15:56
15:56
15:56
Yahoo! Japan
15:56
15:57⇢Western Japan's Heavy Rain Warning
⌨Japanese editors are reporting on severe weather warnings across western and eastern Japan, with NHK and other outlets detailing heavy rainfall and stormy conditions expected through the night. This focus on domestic natural hazards coincides with coverage of international tensions, including Iran's downing of additional U.S. military aircraft and diplomatic friction between Japan and China over a military officer's embassy intrusion (NHK, Asahi, Sankei).
16:24
Kyodo News
Baseball: Ohtani hits 1st home run of year in Dodgers' comeback win
Two-way superstar Shohei Ohtani got his first home run and RBI of the MLB season Friday, blasting a game-tying three-run shot in the Los Angeles Dodgers' 13-6 comeback win over the Washington Nationals.
16:24
17:00
Yahoo! Japan
17:00
17:15
「ドン・キホーテ」運営のパン・パシフィック・インターナショナルホールディングス（PPIH）が大手スーパーのOlympicグループを買収することが4日、わかった。首都圏の店舗を食品販売主体の新業態などに転換する。
物価高や人手不足で小売業の収益環境は悪化しつつある。デジタル投資で生産性を高めてコスト増を吸収する企業と、苦境が続く企業の優勝劣敗が一層鮮明になってきた。
取得額は250億円程度とみられ…
17:15
17:16
イランにより事実上封鎖されているホルムズ海峡を、商船三井の関連会社のタンカー船が4日（日本時間）までに通過したことが商船三井への取材でわかった。 中東情勢の悪化の影響で、ホルムズ海峡以西のペルシャ湾内には45隻の日本関係船舶が停泊していたが…
17:16
17:18⇢China's Oceanographic Surveys Near Japan's EEZ
⌨Japanese editors are reporting on escalating maritime tensions, with multiple outlets detailing China's intensified oceanographic surveys along Japan's exclusive economic zone near Minamitorishima Island (Sankei, Asahi). This focus on strategic competition coincides with coverage of regional security risks, including a Japanese LNG tanker's passage through the Iran-blockaded Strait of Hormuz (Asahi, Nikkei).
17:45
Yahoo! Japan
17:45
18:11
「ドン・キホーテ」運営のパン・パシフィック・インターナショナルホールディングス（PPIH）が大手スーパーのOlympicグループを買収することが4日、わかった。首都圏の店舗を食品販売主体の新業態などに転換する。
物価高や人手不足で小売業の収益環境は悪化しつつある。デジタル投資で生産性を高めてコスト増を吸収する企業と、苦境が続く企業の優勝劣敗が一層鮮明になってきた。
取得額は250億円程度とみられ…
18:11
18:19
Yahoo! Japan
18:19
19:44
19:44
19:46⇢Hormuz Blockade's Ripple Across Asia
⌨Japanese editors are reporting on the Strait of Hormuz blockade's widening impact, with multiple outlets detailing economic ripple effects across Asia including oil price surges, panic buying, and disruptions to medical supply chains (Sankei, Mainichi). This focus on regional instability coincides with coverage of Japanese commercial vessels navigating the blockade, with a second tanker reportedly passing through the strait (Asahi).
19:51
19:58
20:16
イランにより事実上封鎖されているホルムズ海峡を、商船三井の関連会社のタンカー船が4日（日本時間）までに通過したことが商船三井への取材でわかった。 中東情勢の悪化の影響で、ホルムズ海峡以西のペルシャ湾内には45隻の日本関係船舶が停泊していたが…
20:16
20:16
20:27
Yahoo! Japan
20:27
21:47⇢Iran's Skies Claim Another Eagle
⌨Japanese editors are reporting on escalating U.S.-Iran military conflict, with multiple outlets detailing Iran's downing of additional U.S. aircraft including an F-15 fighter jet and another military plane, and Iran's rejection of a U.S. ceasefire proposal (Yomiuri, Yahoo). This focus on direct combat coincides with coverage of the Strait of Hormuz blockade's impact on medical supply chains in Japan (Mainichi).
21:50
Yahoo! Japan
21:50
22:16
沖縄県名護市辺野古沖で同志社国際高校（京都府）の生徒らが乗った船が転覆し、同校2年の武石知華（ともか）さん（17）と船長が亡くなった事故で、インターネットの投稿サイト「note（ノート）」に「辺野古ボート転覆事故遺族メモ」の名前で心境をつづ…
22:16
23:06⇢Iran's Eagles Fall Again
⌨Japanese editors are reporting on the escalating U.S.-Iran military conflict, with multiple outlets detailing Iran's downing of additional U.S. aircraft including F-15E fighter jets and contradictions in Trump administration claims about Iranian military capabilities (Yomiuri, Mainichi, Sankei). This focus on direct combat coincides with coverage of Iran's attacks on Persian Gulf desalination facilities that threaten regional stability (Sankei).
23:20
2月末の開戦以来、イラン上空で米軍機が初めて撃墜された。米・イスラエル軍は、圧倒的な航空戦力で爆撃を続けてきたが、今後の作戦方針にも影響を及ぼす可能性がある。 米メディアは3日、2人乗りのF15戦闘機が撃墜されたと報じた。この戦闘機の乗員を…
23:20