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Kazutaka Shimanaka

Reporter · JP

Indexed articles, last 90 days
4
Latest publication
Sep 2, 2026
Outlet visibility, for Tokyo Reporter
Top 1M sites
Earliest in this view
Jul 20, 2026

Latest articles

  1. Article · Sep 2, 2026 · Kazutaka Shimanaka

    Ultimate underworld betrayal that led to the Yamaguchi-gumi split - TokyoReporter (opens the original)

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    HYOGO (TR) – In early 2015, Japan’s largest yakuza syndicate, the Yamaguchi-gumi, threw a lavish 100th-anniversary bash. Because the syndicate’s exact founding date is unknown, the centennial celebration was held on January 25, the birthday of sixth-generation kingpin Kenichi Shinoda. For the first time, the notoriously secretive group allowed tabloid reporters inside the headquarters’ walls, a rare “carrot and stick” media strategy that left the press elated. Later that year, the gang would s

  2. Article · Sep 1, 2026 · Kazutaka Shimanaka

    Yakuza, AV actress using cocaine at hotel — no surprise, says crime expert - TokyoReporter (opens the original)

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    TOKYO (TR) – Last month, Saitama Prefectural Police found a high-ranking yakuza member and a popular adult video (AV) actress along with a sampling of cocaine in a dramatic hotel raid. Shota Sugawara, a 32-year-old executive of a syndicate affiliated with the Yamaguchi-gumi, and 27-year-old AV actress Seika Abe — who performs under the name “Serina Arata” — were eventually arrested on suspicion of use and possession on August 24 by the Sayama Police Station. By any measure, a scandalous tale. Ho

  3. Article · Jul 26, 2026 · Kazutaka Shimanaka

    Hacker claims to have amassed ¥1 billion using AI deepfakes to scam Japanese firms - TokyoReporter (opens the original)

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    TOKYO (TR) – The landscape of cybercrime is undergoing a radical shift. A hacker in his 30s has come forward to detail how he weaponized free artificial intelligence to rake in approximately 1 billion yen over the past four years through deepfakes, phishing and corporate extortion. Speaking to Spa! (July 21-28) under the pseudonym “Mr. X,” the hacker explained that the proliferation of high-performance Large Language Models (LLMs) has essentially eliminated the need for specialized coding knowle

  4. Article · Jul 20, 2026 · Kazutaka Shimanaka

    Bars face financial ruin as scandal-plagued credit proxy collapses with ¥115 billion in debt - TokyoReporter (opens the original)

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    TOKYO (TR) – A massive bankruptcy by a scandal-plagued credit card payment proxy company has sent shockwaves through Japan’s entertainment districts, leaving thousands of bar owners and hostesses facing financial ruin. Zentoshin, a company that advanced credit card sales to merchants before receiving the funds from card companies, filed for quasi-bankruptcy on July 6. The collapse left behind a staggering 115 billion yen in debt, directly impacting over 200,000 clients, primarily restaurants a

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