Japan's deputy finance minister, Makoto Kanda, did not disclose whether he intervened.
According to the Nikkei, Japan will appoint Mimura as its currency chief, replacing Makoto Kanda, effective July 31.
Japan's chief foreign exchange officer, Makoto Kanda, expressed serious concern about the recent sharp depreciation of the yen.
Japan's Deputy Minister of Finance, Makoto Kanda, said that appropriate measures will be taken to deal with foreign exchange issues as needed.