The former were primarily built in the Edo period and used for storing firearms and ammunition, such as the one in Osaka Castle which has walls 1.9m thick.
Shyamal Acharya, who had filed the FIR, had been arrested in 2009 for storing firearms unlawfully in his house.
Authorisation to store firearms and ammunition falling under section 9 of the Firearms Act 1968 can be obtained from the National Approvals Unit.
It is a criminal offence to store firearms and ammunition falling under section 5 of the Firearms Act 1968 without Home Office authorisation.
Encourage doctors to counsel depressed patients not to keep guns, and to advise new parents on storing firearms safely.
After two shootings by police in 1995, the government ordered an inquiry into police procedures for storing and using firearms.
He proposed a bill supported by the National Rifle Association that would have forced businesses to allow employees to store firearms in vehicles parked on company lots.
They offered explanations as diverse as a breakdown of traditional hunting culture, a modern desensitization to the consequences of violence, and carelessness by adults who store firearms in their homes.
Between the two windows was another sign that said do not store loaded firearms.
In certain countries, including the United States, some police vehicles are equipped with lockers or locking racks in which to store firearms.