https://view.officeapps.live.com/op/view.aspx?src=https%3A%2F%2Fwww.mod.go.jp%2Fj%2Fpolicy%2Fhyouka%2Frev_suishin%2Fr05%2Frev_fin_r04%2F0202.xlsx&wdOrigin=BROWSELINK

RRは防衛省で次期戦闘機に関して契約してない現実