The dollar index stood at 91.866, having risen for the last three sessions, drawing support mainly from elevated US bond yields on the back of expectations of a strong economic recovery.
The dollar was little changed at 109.170 yen early in Tuesday's Asian session, after rising as high as 109.365 overnight. The BOJ begins a two-day policy meeting on Thursday, along with an extensive policy review.
Separately, China's central bank rolled over same amount of maturing medium-term loans earlier in the session while keeping the interest rate unchanged for an 11th straight month.
The lira stood at 7.44 against the US dollar at 0720 GMT, firming from Wednesday's close of 7.5120. It climbed as much as 7.7840 on Monday as yields on US bonds rose.
"The central bank's recent proactive stance with its interventions ... seems to be here to stay in the near term," they wrote in a note, citing increased nervousness over inflation. "This adds another layer of support for the real."
The rally in oil has been supportive of the Canadian dollar. Since the start of the year, the loonie has gained 0.7%, trailing just sterling and the Norwegian crown among G10 currencies.