An object, suspected to be half of a nose cone from a North Korean rocket launched in February, that washed up on a Japanese beach, is shown to the media at the Defense Ministry in Tokyo, Japan June 23, 2016. REUTERS/Toru Hanai

An object, suspected to be half of a nose cone from a North Korean rocket launched in February, that washed up on a Japanese beach, is shown to the media at the Defense Ministry in Tokyo, Japan June 23, 2016. REUTERS/Toru Hanai

An object, suspected to be half of a nose cone from a North Korean rocket launched in February, that washed up on a Japanese beach, is shown to the media at the Defense Ministry in Tokyo, Japan June 23, 2016. REUTERS/Toru Hanai

June 23, 2016 6:00 AM (UTC+8)