5月1日电，日本4月家庭消费者信心指数为31.2，预期33.8，前值34.1。

Core Insights - Japan's consumer confidence index for April is reported at 31.2, which is below the expected 33.8 and the previous value of 34.1 [1] Economic Indicators - The consumer confidence index decreased from the previous month, indicating a decline in consumer sentiment [1] - The current index value of 31.2 suggests a cautious outlook among Japanese households regarding economic conditions [1]