A man has been arrested for hurling fire extinguishers laden with explosives at Japan's Imperial Palace, local police have said.
Former serviceman Toshiyuki Ogawa, 34, was taken into police custody for violating the explosives controls law after being found near the palace's moat with detonators and two barrels filled with gunpowder.
When questioned, Mr Ogawa said he committed the crime for his own amusement, report AFP.
According to the Jiji Press news agency, he told police: "I blasted some fire extinguishers from the rear deck of [my] truck [...] I did it for my own delight. I was interested in how people would react."
The Imperial Palace is the home of
Emperor Akihito and is one of the most tightly protected areas in
Tokyo. A short walk from
Tokyo station, the palace is located on the former site of Edo Castle and is surrounded by a large park and moat.
The Imperial residence was destroyed in the Second World War and rebuilt in the same style.
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