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What time is it in Koyajima, Saitama, Japan

Local time in Koyajima, Saitama, Japan is shown on this page, based on the Asia/Tokyo time zone (+9).

Koyajima, Japan

9:39:45 PM

Wednesday, 4 November 2026

UTC+9 · Asia/Tokyo

Local time in Koyajima

UTC+9 · no daylight saving time

What the clock shows right now in Koyajima.

The sun today

Sunrise 6:07 AM Solar noon 11:26 AM Sunset 4:45 PM Daylight 10 h 38 min Night 13 h 22 min Civil twilight 5:40 AM – 5:11 PM

Weather in Koyajima right now

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Weather data by Open-Meteo, updated every 30 minutes.

Koyajima and its neighbours

Koyajima at 35.8464, 139.7050 with the nearest towns within 10.6 km · open in OpenStreetMap

Postal codes

333-0865 Ikari — 0.3 km away
333-0864 Yananecho — 0.4 km away
333-0833 Nishiaraijuku — 0.4 km away
333-0834 Angyoryo Negishi — 0.4 km away
333-0824 Akashibashinden — 0.4 km away
333-0835 Michiai — 0.4 km away
333-0831 Kizoro — 0.4 km away
333-0821 Higashiuchino — 0.4 km away
333-0832 Godo — 0.4 km away
333-0823 Ishigami — 0.4 km away
333-0826 Araijuku — 0.4 km away
333-0825 Akayama — 0.4 km away

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.

Koyajima in numbers

Coordinates: 35.8464, 139.7050
Region: Saitama
Country: Japan, Asia
Capital: Tokyo — 17 km away

Largest cities in Saitama

Saitama 1 324 854
Honcho 644 668
Kawaguchi 607 373
Hachioji 579 355
Kawagoe 354 571
Koshigaya 345 353

Same time zone — Asia/Tokyo

Tokyo Japan
Yokohama Japan
Osaka Japan
Nagoya Japan
Sapporo Japan
Fukuoka Japan

Nearby places

Kawaguchi-Shi — 2.9 km
Kawaguchi — 4.6 km
Niizo — 4.9 km
Saitama-Ken — 5.2 km
Koshigaya — 9.0 km
Niikura — 9.2 km

About the time in Koyajima

Neighbouring places Kawaguchi-Shi and Kawaguchi run on Koyajima time.

Koyajima has 12 postal codes in total.

Koyajima runs on Asia/Tokyo, which sits UTC+9 relative to Coordinated Universal Time. Daylight saving in effect: No.

Today in Koyajima the sun appears at 6:07 AM and sets again at 4:45 PM. Daylight holds for 10 h 38 min.

Questions and answers

Which time zone designation is used for Koyajima?: The designation used for Koyajima is Asia/Tokyo, with an offset of +9.
Is daylight saving time part of the local schedule in Koyajima?: Daylight saving time in Koyajima: No.
When is the sun down in Koyajima?: The sun goes down at 4:45 PM.