HKT to JST Time — Convert Hong Kong Time to Japan Standard Time

JST is currently 1 hour ahead of HKT.

Full HKT to JST conversion table

Daylight saving and how the gap changes

The HKT → JST offset stays constant across the year — neither zone shifts for daylight saving in a way that changes this gap.

Frequently asked questions

Is JST ahead of or behind HKT right now?

JST is currently 1 hour ahead of HKT.

What is the current HKT to JST time difference?

Right now the gap is 1 hour ahead — JST is 1 hour ahead of HKT.

Does the HKT → JST offset change during the year?

No. Neither Hong Kong Time nor Japan Standard Time shifts for daylight saving in a way that changes this offset — the gap is the same all year.

Does HKT observe daylight saving time?

No — Hong Kong Time stays at a fixed UTC offset year-round.

Does JST observe daylight saving time?

No — Japan Standard Time stays at a fixed UTC offset year-round.

What time is 9 AM HKT in JST?

9:00 AM HKT is 10:00 AM JST.

What time is 12 PM (noon) HKT in JST?

12:00 PM HKT is 1:00 PM JST.

What time is 5 PM HKT in JST?

5:00 PM HKT is 6:00 PM JST.

When is the best time to schedule a call between HKT and JST?

The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 4:00 PM HKT (≈ 7 hours). Mid-morning HKT is usually the safest window for a live call.

What time zone does HKT refer to?

HKT refers to Hong Kong Time (IANA: Asia/Hong_Kong).

What time zone does JST refer to?

JST refers to Japan Standard Time (IANA: Asia/Tokyo).

Related

• Main time converter
• About HKT
• About JST