What time is it in Koyama, Kumamoto, Japan
See the local time in Koyama, Kumamoto, Japan right now, measured in the Asia/Tokyo time zone (+9).
Koyama, Japan
Saturday, 7 November 2026
UTC+9 · Asia/Tokyo
Local time in Koyama
UTC+9 · no daylight saving time
What the clock shows right now in Koyama.
The sun today
Sunrise 6:41 AM Solar noon 12:02 PM Sunset 5:23 PM Daylight 10 h 42 min Night 13 h 18 min Civil twilight 6:15 AM – 5:49 PM
Weather in Koyama right now
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Weather data by Open-Meteo, updated every 30 minutes.
Koyama and its neighbours
Postal codes
- 142-0062
- 142-8558
- 176-0022
- 203-0051
- 252-5225
- 252-5250
- 252-5280
- 252-5286
- 258-0002
- 271-0093
- 300-1276
- 302-0122
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 Kumamoto
Other places named Koyama
- Koyama Nzérékoré Region, Guinea
- Koyama Aomori, Japan
- Koyama Hyōgo, Japan
- Koyama Kagoshima, Japan
- Koyama Kanagawa, Japan
Same time zone — Asia/Tokyo
Nearby places
- Uekimachi-Mono — 1.6 km
- Kita-Ku — 2.0 km
- Natatsuka — 2.6 km
- Koshi Shi — 6.5 km
- Gyokuto Machi — 6.9 km
- Konoha — 7.1 km
Local time details for Koyama
Koyama follows Asia/Tokyo, giving it a UTC+9 offset. Does the zone observe daylight saving? No.
Today the day starts in Koyama at 6:41 AM with sunrise and ends at 5:23 PM with sunset. Daylight lasts 10 h 42 min.
Both Hitotsubashi and Sōji are near Koyama and keep its time.
Within Koyama, postal codes number 12.
Questions and answers
- Which time zone is observed in Koyama?
- Koyama observes the Asia/Tokyo time zone, with an offset of +9.
- What time zone rules apply in Koyama — does the clock change for daylight saving time?
- Daylight saving time in Koyama: No.
- When does light leave Koyama?
- Light leaves at 5:23 PM.