Speed ​​boat accident while snorkeling

[There are too many water accidents!] Let's be thorough about safe diving!

[Community Collaboration] Towards zero water-related accidents on Tarama Island!

[Feeling unwell underwater...] How can I resolve this? Professor Nessetsu's Diving Lessons

මුහුදේ පිහිනන අතරතුර සිසුවෙකු අතුරුදහන්! | කොළඹ ස්නෝර්කලින් පිහිනූ සිසුවෙකු අතුරුදහන් වේ

[Preventing Snorkeling Accidents] Professor Nesetsu's Diving Lesson, Lesson 147

[2022 Water Accident Examples] Professor Netsuretsu's Diving Course, Lesson 169

[For those who are having trouble getting good at diving] Diving lesson by Professor Nesetsu

[A must-see for those who want to challenge themselves at various points!] A passionate instructo...

[Preventing team separation during diving] Diving lesson by Professor Nesetsu

[Hovering in various positions] Professor Netsuretsu's Diving Course, Lesson 157

[What veterans should be careful of when diving] Professor Netsuretsu's Diving Course, Lesson 191

[Marine Diving Fair 2026] Marine Diving Grand Prize Award Ceremony

[Conquering the Hard Sea] Professor Nessetsu's Diving Course, Lesson 172

[Recommended equipment for currents in the ocean] Diving lesson by Professor Netsuretsu

[Diving Autumn-Winter Coordination Taught by Passionate Teacher] Passionate Principal's Lecture

[Apple Watch Ultra3] Amazing surface calling and satellite SOS! Hot Sensei Diving Lesson

[How to carry diving equipment] Professor Nesetsu's Diving Lesson #184

[Learning cool fin kicks] Diving lesson by Mr. Hotetsu

[What is being looked at during a check dive] Professor Netsuretsu's Diving Course, Lesson 166

[Staff rescue before the peak season] is very important!

[Lesson 148] Mastering BCD Control with Professor Nesetsu's Diving Course

[200th Anniversary "My Passion for Diving"] Passionate Instructor's Diving Course, Lecture 200

[What is Fun Diving?] Professor Nesetsu's Diving Course, Lesson 177

[How to Dive Immediately After Entry] Professor Netsuretsu's Diving Lesson

[How to Determine the Direction of the Current] Professor Netsuretsu's Diving Course, Lesson 193

[How to prevent your compact digital camera or GoPro from getting submerged] Diving Lesson by Pro...

[Nozomi Train Usage Guide] A must-read for anyone planning to visit the island!

[Ear Clearing Technique] Professor Netsuretsu's Diving Lesson, Lesson 160

[Professional Equipment Introduction] Diving Lesson by Professor Nesetsu

[Equipment setup and carrying instructions: examples of mistakes and solutions] Diving lesson by ...

[How to set the angle of view to prevent vignetting on a GOPRO lens] Diving Lesson by Netsu Sensei

[Useful Autumn/Winter Diving Goods] Professor Nesetsu's Diving Lesson, Lesson 162

[Introduction to various entry methods] Professor Netsuretsu's Diving Course, Lesson 161

[BCD Inflator Types and Deflation Tips] Professor Nesetsu's Diving Course, Lesson 95

[Choosing fins: strap or full foot] Diving lesson by Professor Nessetsu