Koshigaya to Shanghai Time Converter
Quick answers
Selected conversion
9:00 pm21:00 JST (UTC+9), Oct 28, 2026 = 8:00 pm20:00 CST (UTC+8), Oct 28, 2026
Koshigaya is 1 hour ahead of Shanghai.
How the time difference changes
Koshigaya is 1 hour ahead of Shanghai year-round.
Working hours of 9:00 am to 6:00 pm in Koshigaya correspond to 8:00 am to 5:00 pm in Shanghai.Working hours of 09:00 to 18:00 in Koshigaya correspond to 08:00 to 17:00 in Shanghai.
Compare Koshigaya time with Shanghai time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
JST (Japan Standard Time) is 1 hour ahead of CST (China Standard Time).
9:00 pm21:00 in Koshigaya, Japan is 8:00 pm20:00 in Shanghai, China
Koshigaya to Shanghai call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in Koshigaya which corresponds to 9am-5pm09:00-17:00 in Shanghai
9:00 pm21:00 JST (Japan Standard Time) (Koshigaya, Japan). Offset UTC +9:00 hours
8:00 pm20:00 CST (China Standard Time) (Shanghai, China). Offset UTC +8:00 hours
9:00 pm21:00 Koshigaya, Japan / 8:00 pm20:00 Shanghai, China
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
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