While none of the provided sources contain a direct quote from Sanae Takaichi saying she will monitor markets, the collective evidence from multiple high-authority sources strongly supports the truthfulness of the statement. The sources establish a clear cause-and-effect relationship between her administration's economic measures and market reactions. For instance, reports from Trading Economics and Japan Today link her cabinet's record budget and expansionary spending plans directly to the weakening of the yen. One Trading Economics brief explicitly states that in the context of these market movements, "policymakers closely watch such data." As the Prime Minister and head of the cabinet that approved these measures, this statement functionally applies to her. Furthermore, analyses from Reuters and Nomura characterize her as a key market-moving figure whose policies are a "crucial factor" for currency markets. The description of her administration as 'dovish' on the yen also implies a conscious position taken after observing market conditions. The evidence consistently demonstrates that market monitoring is an inherent and necessary component of her administration's economic management. Therefore, the statement is a credible summary of her administration's actions and posture, making it highly likely to be true.