関崎砲台は大分県大分市にあった旧軍施設。豊予要塞の一環として設置された。 大正10年7月着工、大正13年1月竣工。スカ式12cm速射カノン砲を2門備えた。 砲座跡、官舎跡が残る。
Kanzaki Battery was an old military facility located in Oita-shi, Oita Prefecture. It was installed as part of Toyohito Fortress. Construction started in July 2010, completed in January 2001 Taisho. Two ska type 12 cm fire cannon cannon guns were equipped. The trail of the turtle remains, the remains of the government office.