The numbers were stark enough to force a reckoning. Osaka's city planning bureau confirmed last month that the Minami ward — the dense commercial zone anchored by Namba and Shinsaibashi — recorded pedestrian throughput of 4.3 million movements per week during June, the highest figure since tracking began in 2019. That single statistic threads together nearly everything contentious in city politics right now: the tourism pressure, the housing affordability crisis bleeding into Taisho and Nishinari wards, and the unresolved question of what exactly Expo 2025 was supposed to leave behind.
None of this happened suddenly. The current congestion in central Osaka is the downstream consequence of policy choices made between 2013 and 2020, when the Osaka Ishin no Kai-dominated city assembly approved a succession of deregulation measures designed to turbocharge inbound tourism and attract foreign capital. Hotel construction permits in the Chuo ward alone tripled between 2015 and 2019. Short-term rental platforms expanded aggressively into residential blocks along the Tanimachi subway corridor. Residents in Fukushima ward began formal complaints to the city's Urban Environment Division as early as 2018, warning that the residential character of streets near Fukushima Station was eroding. Those complaints were logged, acknowledged, and largely set aside.
The Expo Hangover Nobody Planned For
Expo 2025, which closed its gates on Yumeshima island in October last year, was projected to draw 28 million visitors over its six-month run. Final official attendance figures came in at roughly 23.1 million — respectable by any international comparison, but short of the threshold that city planners had used to justify ¥1.25 trillion in public and private infrastructure spending. The Osaka Metro Chuo Line extension to Yumeshima opened in April 2025 and functioned well during the Expo period. What the extension now serves is a half-cleared artificial island, a handful of operating pavilions converted into temporary commercial spaces, and an ongoing dispute between Osaka Prefecture and the IR Infrastructure Development Council over the timeline for the integrated resort complex.
The casino resort — formally approved under the national Integrated Resort Implementation Act — was supposed to break ground in late 2024. Legal challenges from residents' groups in Konohana ward, combined with cost inflation on construction materials, pushed that start date to at least mid-2027 under current estimates. The delay has left Yumeshima in civic limbo: the infrastructure is in, the visitors are not, and the ¥500 billion in private investment contingent on resort construction remains locked in negotiation. The Osaka Prefecture government's Regional Economic Revitalization Office declined this week to confirm a revised groundbreaking date.
What the Neighbourhoods Are Absorbing
While the political class argues about Yumeshima, the human geography of older Osaka is shifting in ways that are harder to reverse. Nishinari ward's Kamagasaki district, historically a day-labour quarter and one of Japan's most economically marginalised urban zones, has seen average monthly rents for one-room apartments rise from ¥28,000 in 2021 to approximately ¥41,000 today, according to data compiled by the NPO Osaka Homeless Support Network. The organisation, which operates a drop-in centre near Imamiya Station, attributes the increase partly to investors converting cheap stock into tourist accommodation and partly to younger renters priced out of Namba pushing southward.
The Osaka City Housing Corporation, which manages roughly 63,000 public housing units across the metropolitan area, has a waiting list that as of April 2026 stood at 11,400 households. Priority applicants — elderly residents, single-parent families, people with disabilities — wait an average of 14 months for placement. The corporation's budget for new construction has not increased in nominal terms since fiscal 2022.
City assembly budget discussions resume on 14 July. The Urban Planning Committee is expected to table a revised zoning proposal for the Tanimachi corridor that would restrict new short-term rental conversions in buildings of fewer than ten units. Whether that measure passes will depend on how Ishin assembly members read the mood from their constituencies — and that mood, after a bruising summer of overcrowding complaints and rent anxiety, is shifting. Residents in Chuo, Namba, and Nishinari wards would do well to check the assembly's public comment portal, open through 31 July, before the next round of decisions is made without them.
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