Tsukuba時間
18:19:07
日出: 04:37:34 
日落: 18:34:2817:19:07
12:19:07
06:19:07
14:49:07
03:19:07
17:19:07
14:19:07
17:19:07
17:19:07
14:49:07
12:19:07
17:19:07
15:19:07
18:19:07
06:19:07
Tsukuba與主要城市的時差
18:19:07
-13
05:19:07
+1
+1
+0
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-1
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-1
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-1
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-12
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