Sean Mamola | October 15, 2026
Japantown's Peace Plaza is in the last stretch of a renovation that started in spring 2024, with the city now targeting a fall 2026 opening. Osaka Way, the pedestrian block of Buchanan Street directly across Post, is next, with a rebuild expected to take about 12 months. For anyone who owns or is buying near Japan Center, that's two back-to-back construction projects on the same intersection, and the second one hasn't started yet.
Key Findings
Construction on Peace Plaza started with a groundbreaking on April 27, 2024. The original target was early 2026. In January, Nichi Bei News reported that project leaders expected to finish in May or June. It's now October, and the plaza is still fenced.
Rec and Park's October 2 construction update describes a project in its final stretch: pagoda painting about 90 percent done with only the first level left, drainboards and geofoam going in around the base ahead of a topping slab, and the podium's hexagonal steps being prepped for waterproofing. Saturday work runs through October, except October 10, and into mid-November, with one week of night work in mid-October to finish the East Mall and West Mall entrance surfaces.
When it reopens, the plaza gets new paving over new waterproofing, new seating, lighting and planting, a larger stage, and a structurally upgraded Peace Pagoda. The money is $25 million from the 2020 Health and Recovery Bond plus $9 million in grants: $3 million in federal funding secured by Speaker Emerita Nancy Pelosi and $6 million from the California Natural Resources Agency secured by former Assemblymember Phil Ting, according to the city.
The answer is in a June 18, 2026 staff report to the Recreation and Park Commission. Once crews opened the plaza up, the structure underneath didn't match the as-built drawings. They also found worse deterioration than expected, utility conflicts nobody could see beforehand, and new pagoda paint that wouldn't stick to the old surface, which led to a full abatement of the structure.
Item | Added cost |
|---|---|
Waterproofing repair | $890,000 |
Utility conflicts | $590,000 |
Structural work | $360,000 |
Hazardous materials (pagoda paint abatement) | $80,000 |
Business and community access | $60,000 |
Miscellaneous | $20,000 |
The same report asked for 170 more days, bringing the contract to 903 days, and put the project at about 75 percent complete, with substantial completion and public opening anticipated in fall 2026. It also notes the project is fully funded, so the amendment wasn't a request for more money.
Here's what I take from that table. The biggest line is the one you'll never see from Post Street. The plaza is the roof of an underground garage, and waterproofing failures found back in 2016 are what started this whole project. Nobody was surprised there was a leak. They were surprised by how far the damage went. That's the same lesson I give buyers about any older building: the known problem is rarely the expensive one. It's what you find when you open the wall.
Osaka Way is the one-block pedestrian mall on Buchanan between Post and Sutter, with restaurants and shops on both sides, a cobblestone "river" down the middle, and two origami fountains by Ruth Asawa. SF Planning lists three goals: better accessibility for seniors and people with limited mobility, rehabilitating the Asawa fountains, and supporting the businesses by strengthening the block's cultural character. The funding is a $5 million California Natural Resources Agency grant that Phil Ting secured at the end of 2021. Partners include the Japantown Task Force, the Japantown Community Benefit District, the Nihonmachi Parking Corporation and Ruth Asawa Lanier, Inc., the artist's estate.
The start date has moved more than once, and the city's own pages still don't agree:
Source | Construction start |
|---|---|
Nichi Bei News, January 2026 | Groundbreaking planned for May |
Xpress Magazine, May 14, 2026 | August 2026 |
Nichi Bei News, June 11, 2026 | Late September or early October |
SF Public Works project page | Summer 2026 |
SF Planning project page | Winter 2026, about 12 months |
I'd plan around the latest one, Winter 2026, and treat a 12-month build as a minimum. Peace Plaza just showed what happens when crews tear up old paving in this part of town.
One thing that confused people this summer: the jackhammering that started on Osaka Way on May 27 wasn't the renovation. Nichi Bei News reported it was PG&E reworking transformers under the street, with night shifts for about six weeks. Trent Tieger, who manages the Osaka Way project for Public Works, said PG&E's scope and schedule were outside his office's control. Community leaders said the short notice hurt confidence in the city's project before it had even started.
The merchants have reason to be nervous. Masao Kuribara, who owns Hinodeya and Soba Dining Sora, told Nichi Bei, "Nobody wants to have dinner within the dust and noise," and said restaurant owners expect sales to drop. He's describing his own business, and he's not wrong. Philip Ashizawa of Soko Hardware told Xpress Magazine he'd been told access to every entrance would be maintained, though some doors may have to close for a few days while work is directly in front of them. No detailed phasing plan has been published yet.
Japan Center has stayed open through the plaza work. Per Rec and Park's current routing:
The most direct place to hear a reopening date is the Japantown Task Force's Peace Plaza Committee, which meets on Zoom the fourth Tuesday of each month from 5 to 6 p.m.
Daiso held a grand reopening weekend October 2 to 4 for its refreshed store in the Japan Center Malls.
Festa Wine & Cocktail Lounge, the karaoke bar upstairs in the Kinokuniya Building, is on its way out. The SF Standard reported in April that the landlord decided not to extend its lease, which runs out in December, and the owner plans to close rather than relocate. If you want one last night of karaoke there, you've got about two months.
Japantown also turns 120 this year. It's a fitting year to get the plaza back, even if it's arriving at the end of it.
Japantown sits inside the Western Addition, and the condos closest to Japan Center are about to live through a handoff, not a finish line. The plaza fence comes down, and a fence goes up across Post. If the city's latest schedule holds, the blocks around Post and Buchanan won't be construction-free until late 2027 at the earliest.
For buyers, that's a negotiating fact, not a reason to walk. A unit that looks onto Osaka Way or the Post Street side of the plaza will show worse during construction than it will live afterward. Ask the seller's agent for the construction notices, visit at the hours you'd actually be home, and price the next year of noise honestly. You're buying the finished block at a construction-era discount, and that's a trade I'd at least look at. My guide to buying a condo in the Fillmore and Japantown covers the buildings themselves.
For sellers, timing matters more than usual. If you're close enough to hear it, listing in the gap between the plaza reopening and the Osaka Way groundbreaking lets buyers see the finished plaza without a jackhammer across the street. If you miss that window, I'd talk honestly about the end date rather than hope nobody notices the fencing. The selling guide for the Fillmore and Japantown walks through how the numbers read right now.
From experience: buyers almost always overweight construction they can see on a showing and underweight construction that's scheduled but hasn't started. The fence in front of them feels permanent. The one on a city web page feels hypothetical. Here, it's usually the other way around.
For the rest of the corridor, see my look at what changed on Fillmore Street and in Japantown this year.
Wondering how two years of construction around Japan Center changes the value or timing of a home nearby? Sean Mamola is a Global Luxury Specialist with Compass and a Bay Area native with 17+ years of experience, from entry-level condos to an $8.7M South Beach penthouse. He can walk you through which buildings sit closest to the plaza and the Buchanan block, and what that's worth in a comp.
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