Jisho

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航海記録装置
Wikipedia definition
1. Voyage data recorderVoyage data recorder, or VDR, is a data recording system designed for all vessels required to comply with the IMO's International Convention SOLAS Requirements (IMO Res.A.861) in order to collect data from various sensors on board the vessel. It then digitizes, compresses and stores this information in an externally mounted protective storage unit.
Read “Voyage data recorder” on English Wikipedia
Read “航海データ記録装置” on Japanese Wikipedia
Read “Voyage data recorder” on DBpedia

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