Japan
JST
Puerto Rico
AST

Time Difference

JST (Japan Standard Time) is 13 hours ahead of AST (Atlantic Standard Time)
9:30 am09:30 in Kokubu-matsuki, Japan is 8:30 pm20:30 in Guaynabo, Puerto Rico

Kokubu-matsuki to Guaynabo call time
Best time for a conference call or a meeting is between 7:30pm-9:30pm in Kokubu-matsuki which corresponds to 6:30am-8:30am in Guaynabo

9:30 am09:30 JST (Japan Standard Time) (Kokubu-matsuki, Japan). Offset UTC +9:00 hours
8:30 pm20:30 AST (Atlantic Standard Time) (Guaynabo, Puerto Rico). Offset UTC -4:00 hours

9:30 am09:30 Kokubu-matsuki, Japan / 8:30 pm20:30 Guaynabo, Puerto Rico

Kokubu-matsuki, Japan Guaynabo, Puerto Rico
12am (midnight) 11am
1am 12pm (noon)
2am 1pm
3am 2pm
4am 3pm
5am 4pm
6am 5pm
7am 6pm
8am 7pm
9am 8pm
10am 9pm
11am 10pm
12pm (noon) 11pm
1pm 12am (midnight)
2pm 1am
3pm 2am
4pm 3am
5pm 4am
6pm 5am
7pm 6am
8pm 7am
9pm 8am
10pm 9am
11pm 10am
0:00 11:00
1:00 12:00
2:00 13:00
3:00 14:00
4:00 15:00
5:00 16:00
6:00 17:00
7:00 18:00
8:00 19:00
9:00 20:00
10:00 21:00
11:00 22:00
12:00 23:00
13:00 0:00
14:00 1:00
15:00 2:00
16:00 3:00
17:00 4:00
18:00 5:00
19:00 6:00
20:00 7:00
21:00 8:00
22:00 9:00
23:00 10:00

Kokubu-matsuki Information

Time Zone

Abbreviation / Name
JST - Japan Standard Time
UTC / GMT Offset
+9:00 hours during Japan Standard Time, currently in use.

Kokubu-matsuki Facts

Country
Japan
Alternative Names
Kokubo, Kokubu, Kokubu-matsuki, Kokubun, guo fen, guo fen song mu, Кокубу, 国分, 国分松木
Population
57,896
Currency
Yen (JPY)
Geographic Coordinates
31° 43' N Latitude / 130° 46' E Longitude
International Dialing Code
+81

Guaynabo Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

Guaynabo Facts

Country
Puerto Rico
Population
81,360
Currency
Dollar (USD)
Geographic Coordinates
18° 21' N Latitude / 66° 06' W Longitude