What time is it in Koizumi, Nagano, Japan
The present local time in Koizumi, Nagano, Japan is given below, for the Asia/Tokyo time zone (+9).
Koizumi, Japan
Wednesday, 4 November 2026
UTC+9 · Asia/Tokyo
Local time in Koizumi
UTC+9 · no daylight saving time
Local time in Koizumi, Nagano.
The sun today
Sunrise 6:14 AM Solar noon 11:32 AM Sunset 4:50 PM Daylight 10 h 36 min Night 13 h 24 min Civil twilight 5:47 AM – 5:17 PM
Weather in Koizumi right now
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Weather data by Open-Meteo, updated every 30 minutes.
Koizumi and its neighbours
Postal codes
- 039-0805
- 090-0001
- 286-0823
- 289-1317
- 299-4347
- 300-1539
- 300-4236
- 306-0635
- 311-2442
- 321-4222
- 360-0122
- 362-0063
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Nagano
Other places named Koizumi
- Koizumi Aomori, Japan
- Koizumi Chiba, Japan
- Koizumi Hokkaido, Japan
- Koizumi Ishikawa, Japan
- Koizumi Miyagi, Japan
Same time zone — Asia/Tokyo
Nearby places
Koizumi: clock, sun and surroundings
There are 12 postal code zones in Koizumi.
People in Koizumi keep Asia/Tokyo, a zone offset of UTC+9. Seasonal time change: No.
Today in Koizumi the sun appears at 6:14 AM and sets again at 4:50 PM. Daylight holds for 10 h 36 min.
Koizumi and nearby Hyōgo and Yokoyama are never an hour apart.
Questions and answers
- What time zone should be selected for Koizumi?
- Select Asia/Tokyo for Koizumi; the offset is +9.
- Does Koizumi observe a seasonal time shift?
- Daylight saving in Koizumi: No.
- What are sunrise and sunset in Koizumi today?
- Sunrise 6:14 AM, sunset 4:50 PM.