is an underground metro station located in Naka-ku, Nagoya, Aichi Prefecture, Japan operated by the Nagoya Municipal Subway. It is located 4.3 rail kilometers from the terminus of the Meijà  Line at Kanayama Station. This station provides access to its namesake, Nagoya Castle, as well as Nagoya City Hall, the Aichi Prefectural Government Office, the Nagoya City Archives, and the Nagoya Noh Theatre.
The station was opened on 15 October 1965.
The station was originally called . It was renamed on 4 January 2023 as part of efforts by the Nagoya city government to help visitors seeking access to Nagoya Castle, and following complaints that would-be visitors were mistakenly stopping at Meijà  Kà Âen Station due to its name having the kanji character for the castle.
The station has one underground island platform.
Entrance No. 7 is built as a wooden traditional Kà Ârai-mon (é«ÂéºÂé "Goryeo") gate.
At the end of the northern exits is a large painting of a bird-eye view of Nagoya Castle during the Edo period. This painting was produced by the Institute for Cultural Environment Planning Co., Ltd. by Naità  Akira (å è¤æÂÂ) and Suzuki Norio (é´æ¨ è¦Â夫).