{"id":48713,"date":"2022-10-04T05:56:10","date_gmt":"2022-10-04T05:56:10","guid":{"rendered":"https:\/\/www.threatshub.org\/blog\/japanese-sushi-chain-boss-resigns-amid-accusation-of-improper-data-access\/"},"modified":"2022-10-04T05:56:10","modified_gmt":"2022-10-04T05:56:10","slug":"japanese-sushi-chain-boss-resigns-amid-accusation-of-improper-data-access","status":"publish","type":"post","link":"https:\/\/www.threatshub.org\/blog\/japanese-sushi-chain-boss-resigns-amid-accusation-of-improper-data-access\/","title":{"rendered":"Japanese sushi chain boss resigns amid accusation of improper data access"},"content":{"rendered":"<p>The president of casual Japanese chain restaurant Kappa Sushi resigned yesterday in the wake of a data-theft scandal that has rocked the world of sushi trains.<\/p>\n<p>The president, Kobi Tanabe, was arrested by the Tokyo Metropolitan Police Department on September 30 on allegations of violating Japan\u2019s competition laws.<\/p>\n<p>Before he became boss of Kappa Sushi, Tanabe led rival discount sushi establishment Hama Sushi &#8211; which has accused Tanabe of stealing trade secrets by accessing data caches that reveal how it slices the price of nigiri to just 75 cents.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"condor\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>Hama Sushi\u2019s <a target=\"_blank\" href=\"https:\/\/en.hama-sushi.co.jp\/whats_hama-sushi\/\" rel=\"noopener\">website<\/a> states that \u201cmost menu items are \u00a5110,\u201d equivalent to roughly 75 cents. Higher-end sushi plates exceed \u00a5300 &#8211; still not much more than $2.<\/p>\n<p>As the former director of Hama Sushi, Tanabe had contacts, including former subordinates, who allegedly emailed him daily sales data on several occasions. Despite working for the opposition, Tanabe <a target=\"_blank\" href=\"https:\/\/japannews.yomiuri.co.jp\/society\/crime-courts\/20220930-61460\/\" rel=\"noopener\">reportedly<\/a> received sales data for 500 Hama Sushi stores.<\/p>\n<p>Although the sales data was shared among parent company Kappa Create employees, local media <a target=\"_blank\" href=\"https:\/\/www.japantimes.co.jp\/news\/2022\/10\/03\/national\/crime-legal\/papers-kappa-sushi-operator-sent-prosecutors\/\" rel=\"noopener\">reported<\/a> those employed didn\u2019t really know how to analyze it and make it useful.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xmd=\",fluid,mpu,leaderboard,\" data-lg=\",fluid,mpu,leaderboard,\" data-xlg=\",fluid,billboard,superleaderboard,mpu,leaderboard,\" data-xxlg=\",fluid,billboard,superleaderboard,brandwidth,brandimpact,leaderboard,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<div class=\"adun_eagle_desktop_story_wrapper\">\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"mid\" data-raptor=\"eagle\" data-xxlg=\",mpu,dmpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<\/p><\/div>\n<p>Other stolen data allegedly included procurement costs and suppliers, details or food quantities and planned campaigns. The head of product department at Kappa Create was also arrested, as he allegedly shared the data internally.<\/p>\n<p>Hama Sushi revealed the leak during a January 2021 investigation and filed a report with the police department, which resulted in raids on Kappa Create headquarters.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>Kappa Create\u2019s statement yesterday <a target=\"_blank\" href=\"http:\/\/www.kappa-create.co.jp\/blog\/wp-content\/uploads\/2022\/10\/%E4%BB%A3%E8%A1%A8%E5%8F%96%E7%B7%A0%E5%BD%B9%E3%81%AE%E7%95%B0%E5%8B%95%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B.pdf\" rel=\"noopener\">detailed<\/a> [PDF] that Tanabe had resigned \u201con the grounds of being arrested and detained for violation of the law. The company offered \u201cdeepest apologies,\u201d vowed to fully cooperate with the sushi scandal investigation, and offered that it was already conducting compliance training for officers and employees.<\/p>\n<p>Growing worldwide demand for fish, a weaker yen and global events such as the crisis in Ukraine have led to an increase in prices at sushi restaurants, especially those operating on lean margins.<\/p>\n<p>The \u00a5100 sushi conveyor-belt plate, a concept originally introduced by Kappa Sushi, is a mainstay of such establishments but now appears to be on its way out. For example, competitor Sushiro recently raised its plate prices to \u00a5120, reported <a target=\"_blank\" href=\"https:\/\/www.japantimes.co.jp\/news\/2022\/05\/25\/business\/corporate-business\/sushi-chains-prices\/\" rel=\"noopener\">local media.<\/a><\/p>\n<div aria-hidden=\"true\" class=\"adun\" id=\"story_eagle_xsm_sm_md_xmd_lg_xlg\" data-pos=\"mid\" data-raptor=\"eagle\" data-xsm=\",mpu,dmpu,\" data-sm=\",mpu,dmpu,\" data-md=\",mpu,dmpu,\" data-xmd=\",mpu,dmpu,\" data-lg=\",mpu,dmpu,\" data-xlg=\",mpu,dmpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/cybercrime&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33YzvfWiZe07whijNbDkhcsAAAAAA&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>Profits for conveyor-belt sushi in times of such lean margins rely on securing the best prices from suppliers, who often change prices, so understanding a competitor\u2019s agreements could be useful.<\/p>\n<p>Tanabe <a target=\"_blank\" href=\"https:\/\/www.yomiuri.co.jp\/national\/20220930-OYT1T50342\/2\/\" rel=\"noopener\">admitted<\/a> his deed to local media and said whether he had committed a crime or not was \u201ca matter of contention.\u201d<\/p>\n<p>As one <a target=\"_blank\" href=\"https:\/\/twitter.com\/Gaijinotousan\/status\/1576622581267853312\" rel=\"noopener\">Twitter-er<\/a> put it, it&#8217;s hard to imagine someone doing hard time for \u201cchopstick wholesale price data,\u201d but that may just be a sign of the times. \u00ae<\/p>\n<p> READ MORE <a href=\"https:\/\/go.theregister.com\/feed\/www.theregister.com\/2022\/10\/04\/hama_sushi_data_theft_allegations\/\">HERE<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Data theft stinks, says victim. Alleged perp claims he&#8217;s getting a raw deal The president of casual Japanese chain restaurant Kappa Sushi resigned yesterday in the wake of a data-theft scandal that has rocked the world of sushi trains.\u2026 READ MORE HERE&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_layout":"default_layout","footnotes":""},"categories":[63],"tags":[],"class_list":["post-48713","post","type-post","status-publish","format-standard","hentry","category-the-register"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Japanese sushi chain boss resigns amid accusation of improper data access 2026 | ThreatsHub Cybersecurity News<\/title>\n<meta name=\"description\" content=\"ThreatsHub Cybersecurity News | ThreatsHub.org | Cloud Security &amp; Cyber Threats Analysis Hub. 100% 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