5 AM Hiroo to AST Time

Hiroo Time

Sat Aug, 15, 2026
5:00 AM

Hiroo, Hokkaido, Japan

Hiroo time (JST) is 9 hours ahead of Universal Time (UTC+9)

Atlantic Standard Time

Fri Aug, 14, 2026
4:00 PM

Atlantic Standard Time (AST)

AST is 4 hours behind Universal Time (UTC-4)

Hiroo to AST Time Conversion

When it is 12:00 PM in Hiroo, it is 11:00 PM the previous day in AST.

📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.

Time difference between Hiroo and AST

Hiroo is 13 hours ahead of AST.

🕐 Subtract 13 hours from Hiroo time to get AST time.

Hiroo uses 9 hours ahead of Universal Time (UTC+9) and AST uses 4 hours behind Universal Time (UTC-4).

Hiroo to AST time conversion chart (24 hours)

Highlighted rows are overlapping 9-to-5 business hours – the best time to schedule a call between Hiroo and AST.
Hiroo Time AST Time
12 AM Hiroo Time ↔ 11 AM AST Time
1 AM Hiroo Time ↔ 12 PM AST Time
2 AM Hiroo Time ↔ 1 PM AST Time
3 AM Hiroo Time ↔ 2 PM AST Time
4 AM Hiroo Time ↔ 3 PM AST Time
5 AM Hiroo Time ↔ 4 PM AST Time
6 AM Hiroo Time ↔ 5 PM AST Time
7 AM Hiroo Time ↔ 6 PM AST Time
8 AM Hiroo Time ↔ 7 PM AST Time
9 AM Hiroo Time ↔ 8 PM AST Time
10 AM Hiroo Time ↔ 9 PM AST Time
11 AM Hiroo Time ↔ 10 PM AST Time
Hiroo Time AST Time
12 PM Hiroo Time ↔ 11 PM AST Time
1 PM Hiroo Time ↔ 12 AM AST Time
2 PM Hiroo Time ↔ 1 AM AST Time
3 PM Hiroo Time ↔ 2 AM AST Time
4 PM Hiroo Time ↔ 3 AM AST Time
5 PM Hiroo Time ↔ 4 AM AST Time
6 PM Hiroo Time ↔ 5 AM AST Time
7 PM Hiroo Time ↔ 6 AM AST Time
8 PM Hiroo Time ↔ 7 AM AST Time
9 PM Hiroo Time ↔ 8 AM AST Time
10 PM Hiroo Time ↔ 9 AM AST Time
11 PM Hiroo Time ↔ 10 AM AST Time

Hiroo to AST - Frequently Asked Questions

Q

What is the time difference between Hiroo and AST?

A

Hiroo is 13 hours ahead of AST.

Q

Is Hiroo ahead of or behind AST?

A

Hiroo is ahead of AST by 13 hours.

Q

When it is 9:00 AM in Hiroo, what time is it in AST?

A

It is 8:00 PM the previous day in AST.

Convert Hiroo Time to Popular Time Zones

Hiroo to EST
Hiroo to CST
Hiroo to PST
Hiroo to CET
Hiroo to UTC
Hiroo to PDT
Hiroo to IST
Hiroo to MST
Hiroo to EDT
Hiroo to CDT
Hiroo to GMT
Hiroo to EET
Hiroo to BST
Hiroo to AEDT
Hiroo to CEST
Hiroo to AEST
Hiroo to SGT
Hiroo to GST
Hiroo to EEST
Hiroo to ADT
Hiroo to AWST
Hiroo to CAT
Hiroo to CST-CH
Hiroo to HKT
Hiroo to HST
Hiroo to IDT
Hiroo to ICT
Hiroo to IST-I
Hiroo to JST
Hiroo to KST
Hiroo to MDT
Hiroo to MSK
Hiroo to NPT
Hiroo to SAST
Hiroo to PKT
Hiroo to EAT
Hiroo to ECT
Hiroo to CST-CU
Hiroo to NZDT
Hiroo to NZST
Hiroo to MYT
Hiroo to BRT
Hiroo to AKDT
Hiroo to AKST
Hiroo to CLT
Hiroo to CLST
Hiroo to UYT
Hiroo to WET

Convert Time in Popular Cities to AST

Shanghai to AST
Istanbul to AST
Beijing to AST
Moscow to AST
São Paulo to AST
Seoul to AST
Jakarta to AST
Tokyo to AST
Mexico City to AST
London to AST
New York to AST
Sydney to AST
Melbourne to AST
Johannesburg to AST
Berlin to AST
Madrid to AST
Chicago to AST
Toronto to AST
Rome to AST
Paris to AST
Brisbane to AST
Dubai to AST
Bucharest to AST
Budapest to AST
Perth to AST
Manila to AST
Montreal to AST
Barcelona to AST
Philadelphia to AST
Munich to AST
Kuala Lumpur to AST
Dallas to AST
Auckland to AST
Milan to AST
San Diego to AST
Prague to AST
Adelaide to AST
Amsterdam to AST
San Francisco to AST
Austin to AST
Seattle to AST
Vancouver to AST
Denver to AST
Boston to AST
Las Vegas to AST
Dublin to AST
Zurich to AST
Miami to AST
Geneva to AST
Hong Kong to AST