I would like to ask the Ministry of Defense why it is necessary to hide the location information of patrol aircraft with P-tones. We cannot rule out the possibility that this was done within Japanese territorial waters. 哨戒機の位置情報を何故P-音で隠す必要が有るのか防衛省に聞いてみたい。 日本領海内で、これやっていた可能性が捨てきれません。