Who We Are

Meet the Team Behind Your
Okinawa Diving Adventure

＞Who We Are

Shop Information

Address	3-11-19 Akebono Naha OKINAWA, 900-0002 JAPAN
Tel & Fax	+81-98-988-9398 ※I'm out at sea and it's difficult to get through, so please contact me via LINE.
Mail	info@okinawa-d-s.com Please ensure you can receive emails from okinawa-d-s.com. Our replies often end up in the spam folder
Business Hours	09：00～18：00

Meet Our Team

Let us introduce you to the experienced staff who support Okinawa Diving Service Sensuiya.

Jun Kojima

C-Card Rank：IDC Staff Instructor

Started diving on Aka Island, Okinawa,
and became a certified scuba diving instructor in Australia.

6 years of guiding experience in:

Thailand
Maldives
Izu, Japan

Returned to Okinawa
and founded Sensuiya Okinawa.

20+

years as a
diving instructor

10,000+

dives logged

16+

years operating
Sensuiya Okinawa

We look forward to sharing
the beauty of Okinawa's ocean with you.✨

Toshihiro Sakai

C-Card Rank：Specialty Instructor

Started diving in Miyagi, Japan, and later became
a certified scuba diving instructor in Australia.

Gained professional guiding experience
in some of Asia's top dive destinations:

Thailand (Similan Islands)
Australia
Izu, Japan

Developed skills in drift diving, big fish encounters,
underwater navigation, and diver training.

After years of guiding in Japan and overseas,
moved to Okinawa and founded Sensuiya Okinawa in 2012.

20+

years as a
diving instructor

10,000+

dives logged

16+

years operating
Sensuiya Okinawa

Helping you discover the best of Okinawa,
above and below the surface.

▶

See Our Team in Action

Watch our short video and get to know
the people who guide your dive.

Safety Policy

Strict Safety
Management

Trained & Certified<br />Professional Staff

Trained & Certified
Professional Staff

Regular Equipment<br />Checks & Maintenance

Regular Equipment
Checks & Maintenance

Emergency<br />Preparedness &<br />First Aid Training

Emergency
Preparedness &
First Aid Training

Our Philosophy

"Safety is our priority.
Smiles are our reward."

We believe that the best diving experiences
come from great preparation, teamwork, and
respect for the ocean.

For safety

📄 Medical Questionnaire (Required)

Please review the Health & Medical History Questionnaire before booking.

✅ No "YES" answers
→ You can dive.

⚠️ One or more "YES" answers
→ A doctor's signed approval is required.

Download Medical Check

Staff Policy

Please bring the completed from on the day your dive.

No alcohol from the day
before diving activities
No smoking
while on duty
Regular first aid and
emergency response training

!Your safety is always our top priority.

Saety Standard

Discover Scuba Diving
2guests
per instructor
Fun Diving
5guests
per instructor
Need extra support?
Let us know in advance, and we'll do our best to arrange a smaller group or private guide.