Sofifi時間からIbadan時間への変換
20:34:46
-8
12:34:46
+1
+1
+0
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-1
-1
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-1
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-1
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-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
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-8
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-12
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-12