Tokyo is 1 hour ahead of Shanghai. Tokyo uses Japan Standard Time (JST, UTC+9) while Shanghai uses China Standard Time (CST, UTC+8). When it's 12:00 PM in Shanghai, it's 1:00 PM in Tokyo.
Neither Japan nor China observes daylight saving time, so the 1-hour difference remains constant year-round.
Best calling time: 10:00 AM - 7:00 PM Tokyo time. This corresponds to 9:00 AM - 6:00 PM in Shanghai, covering standard business hours.
Tokyo and Shanghai are East Asia's two largest cities by metropolitan area and major global financial centers. Direct flights connect them in about 3.5 hours.