{"rewrite":{"id":"r_7dd4d892c3e4e8e37b97f6d7","clusterId":"c_1df2f46bbf6e6d885961d676","slug":"kddi-says-data-stalls-fall-about-30-in-congested-areas-after-rakuten-roaming-cuts","model":"deepseek-v4-1-flash","headline":"KDDI Says Data Stalls Fall About 30% in Congested Areas After Rakuten Roaming Cuts","summary":"KDDI held its second-quarter briefing for the fiscal year ending March 2027, and President and CEO Hiroji Matsuda said ending roaming provision to Rakuten Mobile in urban areas from October is improving network quality. KDDI cited congested areas including parts of Yokohama City and Fukuoka City, where the data-stall rate fell by about 30%. Roaming continues in rural areas, and KDDI expects about 10 billion yen more revenue in the second half of fiscal 2026 than planned.","whyItMatters":"KDDI is now counting the end of urban Rakuten Mobile roaming as both a network fix and a revenue gain, which puts a number on what the arrangement cost au users in congested areas.","webCardHtml":"\u003cp\u003eKDDI had described the urban roaming traffic as coming in \u0026#34;unexpected volume from unexpected locations,\u0026#34; and said congested areas in particular affected au users. From October the inflowing traffic dropped, and the company put the data-stall improvement at about 30% in places like parts of Yokohama City and Fukuoka City.\u003c/p\u003e\u003cp\u003eThe arrangement is not over everywhere. Roaming continues in sparsely populated rural areas on the premise of the period until Rakuten Mobile builds its own network, and that remaining traffic is why KDDI now expects about 10 billion yen more revenue in the second half of fiscal 2026 than it initially planned.\u003c/p\u003e","blueskyPost":"KDDI says ending urban Rakuten Mobile roaming from October cut the data-stall rate by about 30% in congested areas like parts of Yokohama and Fukuoka. Rural roaming continues, and KDDI now expects about 10 billion yen more revenue in the second half of fiscal 2026.","twitterPost":"KDDI: data-stall rate in congested areas fell about 30% after urban Rakuten Mobile roaming ended in October, citing parts of Yokohama and Fukuoka. Rural roaming continues; KDDI expects about 10 billion yen more revenue in H2 fiscal 2026.","threadsPost":null,"newsletterBlurb":"KDDI's second-quarter briefing put a figure on the end of urban Rakuten Mobile roaming: the data-stall rate in congested areas fell by about 30%, with parts of Yokohama City and Fukuoka City cited as examples. Roaming continues in rural areas, and KDDI expects about 10 billion yen more revenue in the second half of fiscal 2026 than planned.","attributionJson":"[{\"source\":\"ASCII.jp\",\"url\":\"https://ascii.jp/elem/000/004/449/4449383/?rss\",\"title\":\"KDDI: Data-Stall Rate in Congested Areas Falls After October; End of Rakuten Mobile Roaming Leads to Improved Communication Quality\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":5283,"outputTokens":786,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1793955024,"createdAt":"2026-11-06T08:48:45.000Z","publishedAt":"2026-11-06T08:48:53.000Z","updatedAt":"2026-11-06T08:48:53.000Z"},"cluster":{"id":"c_1df2f46bbf6e6d885961d676","canonicalTitle":"KDDI、10月以降に混雑エリアのパケ止まり率減少　楽天モバイルのローミング終了が通信品質の改善につながる","representativeArticleId":"a_e5844d3b90fac1264c64ce7e","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[\"Koji Matsuda\"],\"type\":\"business\",\"domain\":\"industry\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-11-06T08:00:00.000Z","lastSeenAt":"2026-11-06T08:00:00.000Z","updatedAt":"2026-11-06T08:48:52.000Z"},"attribution":[{"source":"ASCII.jp","url":"https://ascii.jp/elem/000/004/449/4449383/?rss","title":"KDDI、10月以降に混雑エリアのパケ止まり率減少　楽天モバイルのローミング終了が通信品質の改善につながる"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":[],"people":["Koji Matsuda"],"type":"business","domain":"industry","is_roundup":false},"keyFacts":["KDDI held a second-quarter financial results briefing for the fiscal year ending March 2027.","KDDI ended roaming provision to Rakuten Mobile in many urban areas from October.","KDDI said the data-stall rate in congested areas fell by about 30%, citing parts of Yokohama City and Fukuoka City.","KDDI will continue roaming provision to Rakuten Mobile in sparsely populated rural areas.","KDDI expects about 10 billion yen more revenue in the second half of fiscal 2026 than initially planned."],"pageLinks":{"healthSlugs":["koji-matsuda"],"storySlugs":[],"entities":[{"slug":"koji-matsuda","supported":0,"disputed":0,"contradicted":0,"unverified":0,"overall":"unverified","story_count":1,"has_dossier":false}],"stories":[],"entitiesOk":true,"storiesOk":true}}