最終更新日：2024/08/05
(nautical) A shape affixed to the top of a sea mark or other aid to navigation (ATON) to indicate its status by day.
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(nautical) A shape affixed to the top of a sea mark or other aid to navigation (ATON) to indicate its status by day.
dayboard
DiQt（ディクト）
無料
★★★★★★★★★★
