Nintendo announced during the September 2023 Nintendo Direct that the construction of the Nintendo Museum, previously known as Nintendo Gallery, will be completed in March 2024. However, they did not specify when it will be open to the public.
In this announcement, Nintendo revealed aerial images of the museum. Previously, only rendered images were available, with limited information. They simply mentioned that the museum will house various products from Nintendo’s history.
The Nintendo Museum is located in the former Uji Ogura Nintendo factory, situated in Uji, Kyoto, Japan. It is close to the Ogura train station, which used to be a factory for producing trading cards and Hanafuda cards since 1969.
TLDR: Nintendo announced the completion of the Nintendo Museum in March 2024, without mentioning the opening date. The museum will showcase a variety of Nintendo’s historical products and is situated in the old Uji Ogura factory in Uji, Kyoto, Japan.