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About Us

Meet the Team

In 1978, one diver chose Sado. We've been here ever since.

The people who make Freeway feel like home

Hitoshi Sakuma

Hitoshi Sakuma

Freeway Owner

PADI Master Scuba Diver Trainer / Diving Technician (Ministry of Health, Labour and Welfare) / Aqualung Equipment Maintenance / Mares Equipment Maintenance (Advanced)

Buoyancy AWARE Coral Conservation Project AWARE DEEP Drysuit Night Boat Navigation Kobudai

Favorite Dive PointsUnderwater Hot Spring, Negai, Mushizaki Benten Beach

Favorite Marine LifeChagara, Giant Trevally

HobbiesSurfing, Portuguese

"After diving oceans around the world, I chose Sado. For 48 years, I've called these waters home. Dive here through all four seasons and you'll feel the ocean transform before your eyes. This is the authentic Japanese sea. Come in summer, and come back when the snow falls."

Akira Yabiki

Akira Yabiki

Niigata Shop Manager

PADI Master Scuba Diver Trainer / EFR Instructor / Diving Technician (Ministry of Health, Labour and Welfare) / ScubaPro Technical Maintenance / Aqualung Equipment Maintenance / Mares Equipment Maintenance (Expert)

Buoyancy AWARE Coral Conservation Project AWARE DEEP Drysuit Digital Photographer Boat Kobudai

Favorite Dive PointsHimetsu Arch, Toragase

Favorite Marine LifeAsian Sheepshead Wrasse (Kobudai)

HobbiesSnowboarding, doing a very convincing No-Face impression (Spirited Away)

"Diving opens up a world you just can't get on land. Watching fish up close, snapping photos, floating weightless — everyone finds their own way to love it. Give it one try. Trust me, you'll be hooked."

Hiroyuki Koide

Hiroyuki Koide

Sado Shop Manager

PADI Master Scuba Diver Trainer / EFR Instructor / Diving Technician (Ministry of Health, Labour and Welfare) / Mares Equipment Maintenance (Expert)

Deep Drysuit Night Buoyancy Compass Navigation Project AWARE Naturalist AWARE Coral Conservation Kobudai Digital Camera

Favorite Dive PointsKatanoo, Himetsu, Washizaki

Favorite Marine LifeLumpfish, Smooth Lumpsucker, Chagara, Nudibranchs, Seaweed colonies

HobbiesKyudo (4th Dan), Swimming

"Seven years on Sado and I'm still not over it. The quiet countryside above, the ever-changing underwater world below — every season brings something new. I'm here to share all of it with you. I mainly lead fun dives."

Masaharu Tsunoda

Masaharu Tsunoda

Sado Shop Support Staff

PADI Divemaster / Diving Technician (Ministry of Health, Labour and Welfare)

Favorite Dive PointsAkaiwa, Negai, Futatsugame

Favorite Marine LifeSchools of sardines, pelagic fish

HobbiesDrives with no destination, ramen shop hopping

"Come find me at the Sado shop in summer. The water here is something you have to see for yourself. And if you're hitting a milestone dive, I've got a few surprises planned."

Chika Nakagawa

Chika Nakagawa

Sado Shop Support Staff

PADI Divemaster

Favorite Dive PointsAkaiwa, Futatsugame

Favorite Marine LifeAsian Sheepshead Wrasse (Yamato), Seahorse, Fringed Blenny, Threadsail Filefish

HobbiesHonestly, still figuring it out. Diving on days off, snowboarding in winter, and just got a cross bike.

"I came from Osaka, fell in love with Sado's ocean, and now I'm back every summer from July through October. Can't wait to meet you out there."

Hiroto Ando

Hiroto Ando

Sado Shop Support Staff

PADI Open Water Scuba Instructor

Buoyancy AWARE Coral Conservation Project AWARE

Favorite Dive PointsMushizaki Beach

Favorite Marine LifeSchools of horse mackerel and sardines

HobbiesGuitar, Skateboarding, Road cycling

"I run most of our trial dives and certification courses. There's nothing better than watching someone see Sado's underwater world for the first time."

Shogo Yoshida

Shogo Yoshida

Sado Shop Support Staff

PADI Open Water Scuba Instructor / Diving Technician (Ministry of Health, Labour and Welfare)

Buoyancy AWARE Coral Conservation Project AWARE

Favorite Dive PointsMushizaki Shuraku-mae

Favorite Marine LifeNudibranchs, Bluestreak Cleaner Wrasse

HobbiesSauna, Darts, Piano

"Trial dives are my main gig, but I also jump in on fun dives and courses. Whatever brings you to Sado's ocean, I'm here to make sure you have a great time."

Two shops, one ocean

Sado Shop exterior

Sado Shop

Address 1211-3 Higashi-Odori, Sado City, Niigata 952-1307
Phone 0259-52-5781
Hours Apr–Dec: 10:00–20:00 / Jan–Mar: 11:00–19:00
Closed Irregular holidays (Year-end/New Year: Dec 30–Jan 4)
Access 25 min drive from Ryotsu Port / 7 parking spaces / Shuttle available
Payment VISA / MASTER / JCB accepted
Niigata Shop exterior

Niigata Shop

Address 5-2-10 Meike, Chuo-ku, Niigata City, Niigata 950-0941
Phone 025-250-0181
Hours 10:00–19:00 (Closed Wednesdays)
Access 2 min walk from Meike 2-chome bus stop / Across from Meike Elementary School

Ready to Dive?

The ocean is waiting. So are we.

Questions, bookings, or just curious — we'd love to hear from you.

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