2-year bond futures (TS) most-active contract fell 0.02%, 5-year (TF) fell 0.05%, 10-year (T) fell 0.09% and 30-year (TL) fell 0.37%.

Mitsubishi UFJ Morgan Stanley Securities strategist Shota Ryu said the yen's weakness is mainly driven by Japan-specific fundamentals — notably a widening digital services trade deficit and rising overseas investment by households and corporates. He said speculators have built large short positions in futures, indicating the move may be overheated and bolstering the case for government intervention to support the yen. Japan's finance minister Katayama said on Tuesday the government stands ready to take "decisive" action in the FX market if necessary.

Turkey's defense minister said NATO is adapting to a changing security environment and is not in crisis, and that the US is not seeking to leave NATO.