The index of coincident economic indicators, which consists of a range of data including factory output, employment and retail sales, gained a preliminary 3.5 points from the previous month to 91.7 in January, the Cabinet Office said.
The government raised its views on the index to say the economy was at a turning point, heading upward.
The index of leading economic indicators, which is a gauge of the economy a few months ahead and is compiled using data such as job offers and consumer sentiment, grew 1.4 points, to 99.1.
(Reporting by Kaori Kaneko; Editing by Ritsuko Ando)
