Translation guide
How to express the concept of navigating or finding one's way underwater in Japanese, from scuba diving to submarines.
The act of navigating or orienteering while submerged, typically using a compass and natural references.
Direct loanword phrase, widely understood in diving contexts. '水中' means 'underwater', 'ナビゲーション' is 'navigation'.
We practiced underwater navigation.
Slightly more descriptive: 'navigation in/under water'. Natural in explanations.
Underwater navigation is difficult.
Specifically 'underwater compass navigation', used in diving manuals.
Master underwater compass navigation.
The process of plotting and controlling the course of a submarine or AUV.
Competitive underwater navigation using compass and distance measurement.
The official name of the sport in Japan.
I participated in an underwater orienteering competition.
For casual diving talk, '水中ナビゲーション' is fine. In technical or military contexts, '水中航法' is more precise. For the sport, always use '水中オリエンテーリング'.
Underwater navigation technology for AUVs is advancing.