Regarding the suspected murder case of the US military stationed in Japan, Japanese Prime Minister Sanae Takaichi said in a social media post on the 4th local time, “It is deeply regrettable that such an extremely cruel and heinous incident occurred.” She said that the Japanese government has made a strong protest to the US side, and at the same time strongly demands that the US cooperate with the investigation to the greatest extent possible, take military discipline seriously, and completely prevent similar incidents from happening again. Furthermore, Japan's Minister of Defense, Shinjiro Koizumi, also said on the same day that the incident was “intolerable and absolutely unacceptable,” adding that he was “strongly outraged.” He revealed that Japan's Ministry of Defense has lodged a protest against this with the US side. The US Embassy in Japan posted on social media on the same day that it expressed “deep condolences” to the families of the victims in this case. US Ambassador to Japan Glass said that he has conveyed the intention of the US side to fully cooperate with the investigation to the governor of Okinawa Prefecture and the Japanese Ministry of Foreign Affairs. On the same day, the US 3rd Marine Corps Expeditionary Force Command in Japan, located in Uruma City, Okinawa Prefecture, also issued a statement expressing condolences to the families of the victims and their families and friends.

Regarding the suspected murder case of the US military stationed in Japan, Japanese Prime Minister Sanae Takaichi said on social media on the 4th local time, “It is deeply regrettable that such an extremely cruel and heinous incident occurred.” She said that the Japanese government has made a strong protest to the US side, and at the same time strongly demands that the US cooperate with the investigation to the greatest extent possible, take military discipline seriously, and completely prevent similar incidents from happening again. Furthermore, Japan's Minister of Defense, Shinjiro Koizumi, also said on the same day that the incident was “intolerable and absolutely unacceptable,” adding that he was “strongly outraged.” He revealed that Japan's Ministry of Defense has lodged a protest against this with the US side. The US Embassy in Japan posted on social media on the same day that it expressed “deep condolences” to the families of the victims in this case. US Ambassador to Japan Glass said that he has conveyed the intention of the US side to fully cooperate with the investigation to the governor of Okinawa Prefecture and the Japanese Ministry of Foreign Affairs. On the same day, the US 3rd Marine Corps Expeditionary Force Command in Japan, located in Uruma City, Okinawa Prefecture, also issued a statement expressing condolences to the families of the victims and their families and friends.