Japanese government bond (JGB) yields edged higher on Tuesday, tracking a rise in U.S. Treasury yields as oil prices recovered, while investors remained cautious ahead of speeches by senior central bank officials in Japan and the United States, Reuters reported.The benchmark 10-year JGB yield rose 1.5 basis points to 2.895%, after trading largely unchanged earlier in the session. Bond yields move inversely to prices.According to Reuters, the rise in Japanese yields was influenced by movements in U.S. Treasury yields and oil prices, with the domestic market lacking major market-moving cues. Oil prices steadied on Tuesday after falling more than 2% in the previous session, as investors assessed the potential impact of tougher U.S. secondary sanctions against Iran.Investors await BOJ signalsMarket participants are closely watching upcoming comments from Bank of Japan Deputy Governor Ryozo Himino, who is scheduled to attend a meeting with local leaders in Saitama on Thursday.Reuters reported that investors are looking for clues from Himino's remarks about the possibility of another Bank of Japan interest rate hike at its September policy meeting. The BOJ's policy outlook has remained a key driver for Japanese bond markets as investors assess the pace of monetary policy normalisation.Fed policy also in focusAttention is also turning to the United States, with investors awaiting Federal Reserve Chairman Kevin Warsh's speech at the central bank's annual Jackson Hole symposium on Friday.Markets will be looking for indications of how the Fed views inflation and whether policymakers could adopt a more hawkish stance in response to persistent price pressures.JGB yields across the curveOther Japanese government bond yields also moved higher on Tuesday.The two-year JGB yield rose 0.5 basis point to 1.675%, while the five-year yield increased 1.5 basis points to 2.140%.Further along the curve, the 20-year yield climbed 2 basis points to 3.765%, while the 30-year yield gained 1 basis point to 4.065%.The 40-year JGB yield increased 1.5 basis points to 4.17%.The moves highlight continued sensitivity in Japan's bond market to global rate developments, particularly changes in U.S. Treasury yields, while investors await fresh guidance from the BOJ and Federal Reserve on the future direction of monetary policy.(Disclaimer: Recommendations, suggestions, views, and opinions given by experts are their own. These do not represent the views of The Economic Times.)