Changes
→Conditions
| colspan="7" style="text-align: center;"|'''<span class="notranslate" style="">Guardian Office waters</span>'''
| colspan="7" style="text-align: center;"|'''<span class="notranslate" style="">Guardian Office waters</span>'''
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|1
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|8
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| colspan="7" style="text-align: center;"|'''<span class="notranslate" style="">Nansei Islands waters</span>'''
| colspan="2"|
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|9
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|16
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| colspan="7" style="text-align: center;"|'''Northern waters'''
| colspan="2"|
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|17
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|20
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| colspan="7" style="text-align: center;"|'''Western waters'''
| colspan="2"|
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|21
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|23
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