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Sekahan: Japan Reacts
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Sekahan: Japan Reacts
  • Global Reactions, Economy&Markets, Politics&Elections

Japan’s Japanese Population Falls Below 120 Million: What Is Already Fixed, and What Can Still Be Chosen

Japan's Japanese population fell below 120 million for the first time since 1984, while foreign residents passed four million. What the numbers actually show.

  • Sekahan
  • July 31, 2026
  • Global Reactions, Incidents & Disasters

A Shindo 7 Quake in Kumamoto, and an Explosion at a Mall Ninety Minutes Later: The Hours After the Shaking Stops

A magnitude 7.1 quake hit Kumamoto on July 28, and about ninety minutes later an explosion tore through Aeon Mall Kumamoto. The cause remains under investigation.

  • Sekahan
  • July 29, 2026
  • Global Reactions, Health & Medicine

Keigo Higashino Dies of Colorectal Cancer at 68: Why Japan Screens People Who Feel Perfectly Well

Japan's most widely read mystery novelist died of colorectal cancer at 68. The disease is nearly silent at first, which is why Japan screens people who feel fine: how the stool-test programme works, and where its chain breaks.

  • Sekahan
  • July 28, 2026
  • Global Reactions, Technology&Security

An 87-Year-Old Conjecture Fell to a Single Counterexample. Whose Job Is Discovery Now?

The 87-year-old Jacobian conjecture has fallen to an AI-generated counterexample, verified by mathematicians within hours. We trace what the AI actually did, how far the result has been certified, and how the division of labor inside discovery is shifting.

  • Sekahan
  • July 27, 2026
  • Global Reactions, Economy&Markets, Geopolitics

When a Strait Is No Longer Open to Everyone: The Houthi Red Sea Blockade and the Linking of Chokepoints

Yemen's Houthis declared a blockade of Saudi-bound shipping in July 2026, threatening the Red Sea route that had served as Saudi Arabia's detour around Hormuz. How two chokepoints became linked, and why shipping is shifting from efficiency to redundancy.

  • Sekahan
  • July 25, 2026
  • Global Reactions, Politics&Elections

Does a Prime Minister Need Sleep? What Takaichi’s “0-3 Hours” Post Reveals About Crisis Management in the Kantei

Prime Minister Sanae Takaichi's post claiming zero to three hours of sleep since taking office split opinion in Japan and abroad. The real question isn't her work ethic, but whether the Kantei can protect her judgment and review what she publishes.

  • Sekahan
  • July 23, 2026
  • Global Reactions, Economy&Markets

Why Japan’s Summer Heat Hits Visitors Harder Than the Temperature Suggests

Japan's rainy season ended on July 20 and central Tokyo hit 36.1C the same day. Why humidity, tropical nights, and walking-heavy itineraries strain visitors more than the temperature suggests, and how heat may push tourism dispersal.

  • Sekahan
  • July 22, 2026
  • Global Reactions, Economy&Markets, Technology&Security

How Long Do AI Moats Last? What Kimi K3 Tells Us About the Shrinking Head Start

China's Kimi K3 claims near-frontier performance and will release its weights on July 27. What a shrinking head start means for the moats, margins, and IPOs of OpenAI and Anthropic.

  • Sekahan
  • July 20, 2026
  • Global Reactions, Economy&Markets

No New iPhone Under 100,000 Yen: What Japan’s Price-Only Hike Says About the Weak Yen

Apple raised iPhone prices across its entire lineup in Japan while US prices have stayed at $799 for six generations. What the Japan-only hike says about the weak yen, and why Japan's iPhone loyalty is starting to crack.

  • Sekahan
  • July 18, 2026
  • Global Reactions, Economy&Markets

Kioxia’s Stock Halved While Profit Rose 30-Fold: What It Says About the AI Bubble

Kioxia stock halved in July 2026 even as profit rose 30-fold. Japanese reactions on X, the margin-buying unwind, and what it says about the AI bubble.

  • Sekahan
  • July 17, 2026
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Categories

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新着記事

  • Trump-Xi Summit Endorses Extending the US-China Trade Truce to January 10, 2027: What Changed on Taiwan and AI, and What Did Not
  • Who Was Holding the Aichi-Nagoya Asian Games Together? No Athletes’ Village, 17,000 Participants and 15,000 Contracted Beds
  • GPT-6 Sol, Luna and Claude Opus 5.5 Arrive on the Same Day: Near-Frontier AI at Half Price in Three Weeks, and Whether the Power Grid Can Keep Up
  • Macklemore’s Removal From Ed Sheeran’s US Tour: What the Full Statements Said, and Japanese Reactions to a Story That Arrived Late
  • Europe Prepares for Attacks Disguised as Accidents: Why Russian Pressure on NATO Stays Below the Threshold of War

Recent Posts

  • Trump-Xi Summit Endorses Extending the US-China Trade Truce to January 10, 2027: What Changed on Taiwan and AI, and What Did Not
  • Who Was Holding the Aichi-Nagoya Asian Games Together? No Athletes’ Village, 17,000 Participants and 15,000 Contracted Beds
  • GPT-6 Sol, Luna and Claude Opus 5.5 Arrive on the Same Day: Near-Frontier AI at Half Price in Three Weeks, and Whether the Power Grid Can Keep Up
  • Macklemore’s Removal From Ed Sheeran’s US Tour: What the Full Statements Said, and Japanese Reactions to a Story That Arrived Late
  • Europe Prepares for Attacks Disguised as Accidents: Why Russian Pressure on NATO Stays Below the Threshold of War

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まとめくすアンテナ

まとめくすアンテナ 新着

  • スウェーデン:総選挙辛勝の「左翼党」所属ソマリア系議員に買収疑惑浮上…検察が捜査に乗り出す事態に⇒選挙結果が覆る可能性も[海外の反応]
  • 海外「立ってるだけと思われてる交通誘導員、実は座るのも日陰に入るのも禁止」楽そうに見えて実は過酷な仕事とは
  • 韓国人「サッカー日本代表が3-1でウルグアイに劇的勝利!日本が後半アディショナルタイムにまさかの2得点!」
  • 海外「関西に住んでいる人が、関東に行ってカルチャーショックを受けたことって何?」(海外の反応)
  • ライトアップされた教会の尖塔の前で数千羽の鳥が渦を巻く「こんなにゴシックな光景は初めて見た」【海外の反応】

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