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September 25, 2026 – Construction of the Woodworking Facility
Work on the Ninomaru Palace reconstruction is not limited to the area inside the temporary roof (suyane). In the park's service area, known as Toemon-maru, construction is currently underway on a woodworking facility, a full-scale drawing workshop where life-size construction drawings will be prepared, and storage buildings. Beginning next year, skilled craftspeople specializing in Ishikawa’s traditional construction techniques will carry out their work at these facilities. Although the area is not open to the public, cameras will be installed inside the buildings during this fiscal year. The work will then be streamed to monitors located along the temporary fence surrounding the protective shelter, allowing visitors to observe the craftsmanship involved in the reconstruction process. (M)
September 3, 2026 – Reinforcement Work for the Reinforced Concrete Foundation
Inside the temporary roof (suyane), workers are assembling the reinforcing steel bars for the reinforced concrete foundation that will support the Ninomaru Palace. Approximately 60 tons of reinforcing steel are being used, and skilled workers are carefully checking the placement and connections of each bar as they proceed with the work. Although this part of the structure will be hidden from view once construction is complete, it is an essential process that forms the foundation supporting the building. You can follow the progress of the reconstruction project on the Kanazawa Castle Park website and YouTube channel. (M)
August 5, 2026 – Excavation Work Completed
The excavation work required for constructing the foundation concrete to support the palace has been completed. In the deeper areas approaching the remains of the Edo-period palace (archaeological features), excavation was carried out carefully by hand using shovels. The sheet visible in the photograph is a protective layer placed over the archaeological remains. Its purpose is to indicate that remains exist below this level, helping to prevent accidental damage should excavation be required again in the future for any reason. Although the outline of the palace had previously been marked with ropes, the excavation has now revealed the footprint of the building itself, allowing us to gain a more tangible sense of the palace's original scale and form. Work will now proceed on constructing the foundation concrete above this area. (M)
July 23, 2026—Event Held on Archaeological Investigations
At Ninomaru, archaeological investigations are being conducted around the Take-no-ma in addition to the ongoing reconstruction work on the palace entrance and Shikidai. We recently held an event where participants could experience cleaning excavated artifacts, such as roof tiles, discovered during these investigations. Participants carefully removed soil from the artifacts using brushes. Participants learned how the materials and manufacturing techniques of roof tiles can help determine when they were produced within the Edo period. Through this event, participants gained a deeper appreciation of the appeal and significance of archaeological investigations.(E)
June 29, 2026 — Construction Finally Begins!
Construction of the main Ninomaru Palace building has finally begun! After a long period of planning and preparation, work on the main structure is now underway, marking an exciting and memorable milestone. The first stage of construction is excavation work for the building’s foundation. Workers are currently digging the ground in preparation for the installation of a concrete foundation slab that will support the reconstructed palace. You can follow the progress of the reconstruction project through live video on the Kanazawa Castle Park website. We hope you will enjoy watching the site transform day by day as the reconstruction moves forward.(M)
June 24, 2026 – Progress of the Wall and Partition Paintings
At last, starting this fiscal year, work has begun on creating the wall and partition paintings, one of the highlights of the Ninomaru Palace reconstruction. Although no original examples or photographs of the Edo-period wall and partition paintings remain, documents recording the artists and the compositions have been identified. Based on these records, as well as surviving examples from various locations, the compositions are being reconstructed through careful study and estimation.The work is being carried out at a workshop in Kyoto. During this working group session, we confirmed the stage at which the gold leaf had been applied and the base coating completed.
From here, the process will move on to building up layers of color. Even details such as the color of pine needles require careful consideration—examining which hues the artist Ganku may have used and whether the overall aesthetic quality of the work is maintained. With these perspectives in mind, the work will continue to be carried out with great care. (S)
June 17, 2026 – Excavation of Buried Cultural Properties
Approximately one meter beneath the surface of the Ninomaru Park lies ground dating back to the Edo period. Archaeological investigations conducted in the first-phase recostraction area of the Ninomaru Palace “Omotemuki,” where the protective structure (temporary roof) now stands, have uncovered traces of the palace. These findings serve as important evidence supporting its reconstruction. Currently, archaeological excavations for the second-phase reconstraction area are underway to the west of the protective structure. Archaeologists are carefully removing layers of soil to examine and document the remaining traces of the palace. On July 23 and 24, the Kanazawa Castle Experience Tour, “Ninomaru Palace Archaeological Excavation Edition,” will be held. We are now accepting participants. This is a rare opportunity to observe an active excavation site firsthand and experience a piece of history. We warmly invite you to join us.(M)
June 5, 2026 – Regular Meeting with Construction Stakeholders
This photo shows a regular meeting attended by contractors, designers, and prefectural officials involved in the reconstruction project. In addition to coordinating the construction schedule, detailed information about the site is shared among all participants to ensure close collaboration and safe progress of the work. With an increase in visitors expected for the Hyakumangoku Festival this weekend, safety measures for vehicle movement were also discussed during the meeting.(M)
May 28, 2026 – Reconstruction Site Tour Announced
A reconstruction site tour will be held on Saturday, June 20, from 2:00 p.m. to 4:00 p.m., during which the interior of the the temporary roof will be open to the public. Visitors will be able to view on-site displays showing the layout of the palace and reconstruction images, along with explanations provided by staff. As foundation work is scheduled to begin in late June, this will be the last opportunity to see the site in its pre-construction state, so we warmly encourage you to attend.(o)
Apr. 25, 2026 – Public Opening of the temporary roof
Following the groundbreaking ceremony, the interior of the temporary roof was opened to the public, allowing visitors to see the layout of the palace and the reconstruction plans. More than 1,000 people attended, and many expressed their excitement, saying they look forward to the reconstruction being completed.(S)
Apr. 25, 2026 – Groundbreaking Ceremony
A groundbreaking ceremony was held for Phase 1 of the “Omote-muki” area reconstruction of the Ninomaru Palace. This phase covers the entrance, shiki-dai, Tora-no-ma, and Jikken-no-ma. First, work will proceed on constructing the building’s foundations, assembling the columns and beams, and preparing the roof base. We will also work on the “Visible Kanazawa Castle” initiative to share the construction process with the public.(N)
Mar. 2026 – Completion of Preliminary Sketches for Wall Paintings
In the first phase of development , wall paintings will be created for the Tora-no-ma, the walls and sliding doors (fusuma) of the Omote-shiki-dai, and the cedar doors (sugido) of the veranda. Through ongoing discussions by a working group of scholars, curators, and specialized technicians, full-scale preliminary sketches depicting tigers and pine trees were completed by fiscal year 2025. From fiscal year 2026, work will begin on the final paintings (“hon-ga”), which will be applied directly to the palace walls and sliding doors.(S)
Feb. 2026 – Completion of the Protective Roof Structure
The temporary protective structure (a “suyane”) that covers the construction site for the restoration of the Ninomaru Palace has been completed. Construction of the palace building will begin inside this structure from spring. The progress of the construction will be shared through cameras installed inside the temporary roof, with live footage available on on-site monitors and via the internet. (M)
Sep.2025 –Exhibits on the construction site fence
The temporary fence surrounding the palace construction site features displays introducing the reconstruction image of the Ninomaru Palace, reproductions of the Tiger Room’s wall paintings, and an overview of excavation of buried cultural properties. Beautiful decorative patterns of Karakami paper used on the palace’s sliding doors are also highlights worth seeing. When you visit the Ninomaru Plaza, please take a moment to enjoy these exhibits.
Aug. 2025 –Construction of the Temporary Roof Underway!
At Ninomaru Park, we are building a temporary structure called a 'suyane' to cover the construction site. Work on the main palace building will begin after the completion of this temporary roof, which will allow construction to proceed regardless of weather conditions. The suyane stands about 26.7 meters high, making it a striking presence within the park.
Mar. 2025 – Groundbreaking Ceremony for the Kanazawa Castle’s Ninomaru Palace Temporary Roof
On March 9, 2025, the groundbreaking ceremony for the temporary roof of the Kanazawa Castle’s Ninomaru Palace was held. After the governor drove the first pile, a taiko drum performance was presented. This marks the official start of the restoration project that has been underway since 2018. We look forward to the faithful reconstruction of the Ninomaru Palace, showcasing the finest traditional craftsmanship of Ishikawa.