ロシアが極超音速ミサイル配備へ　迎撃困難との見方も：朝日新聞デジタル
中国が新型ミサイル成功か　米本土を射程に - 毎日新聞

Do we need new weapons?

Are new weapons really a big deterrent?

Should Japan buy new weapons from the US?

Do you think every country has the right to have weapons?