According to NHK (NHK) , an explosion occurred on June 9 at a Okinawa self-defense force facility at the US military base in Kadena, Japan, allegedly injuring people.
The Japan Self-Defense Forces at the Kadena base is used for temporary custody of dud remnants. Photo from NHK
According to NHK, the explosion occurred at a facility used for temporary custody of dud remnants and occurred while a dud disposal team was at work. The explosion resulted in a finger injury to one of the team members.