We track 43 dive operators in Western Japan. 9 teach certification courses (18 PADI, 1 SSI). 14 run snorkelling trips. 1 offer accommodation alongside diving. The biggest cluster is around Fukuoka-shi, with 5. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 43. How Fin Rank works
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 43 dive operators in Western Japan, with the biggest cluster around Fukuoka-shi. 9 of them run certification courses.
PADI is the most common agency (18 centres), followed by SSI (1).
Published try-dive prices we hold range from $66 to $87 USD. Treat these as a guide and confirm with the centre before booking.
1 operator in Western Japan offers accommodation alongside diving.
14 of the 43 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
DIVE愛南 is a dive operator located in Ainan, Ehime, Japan. They are a sporting goods store with a 4.9-star rating from 26 reviews and are open daily from 8:00 AM to 5:00 PM.
Aqua Style Yakushima Dive Guide is a dive shop located in Anbō, Yakushima. They offer guided diving and snorkeling tours around the island, focusing on the marine life and underwater scenery.
Kaiolohia 屋久島ダイビングガイド マリンクラブ カイオロヒア is a dive guide service in Miyanoura, Yakushima. They offer diving and snorkeling tours, highlighting the unique marine environment of Yakushima.
Yakushima Diving Service "MORI TO UMI" is a dive operation based in Miyanoura, Yakushima. They provide diving and snorkeling experiences, emphasizing the natural beauty of the area.
Nishiumi-Kankousen is a marine activity operator based in Ainan, Ehime, offering scuba diving, glass-bottom boat tours, and seasonal activities at Kashima island. They provide guided diving services and license acquisition courses while also engaging in local coral conservation efforts.
Sea School Diving Liberty is a dive school and shop located in Minamiosumi, Kagoshima. They offer diving courses and guided dives, focusing on the marine biodiversity of the region.
Oumijima Diving Center is a sports activity location in Nagato, Yamaguchi, Japan, with a 4.6-star rating from 171 reviews. It is operational and open Wednesday through Sunday from 8:00 AM to 5:00 PM.
天草よかよかダイビング&シュノーケル is a dive and snorkel operator located in Ushibuka, Kyushu, Japan. They are a sporting goods store that is operational and has a 4.7-star rating from 57 reviews. Their operating hours are from 8:30 AM to 6:00 PM daily.
天草うみの学校ダイビング&シュノーケリング is a dive and snorkel operator in Hondo, Kyushu, Japan. They are a sporting goods store with a perfect 5-star rating from 30 reviews. Their operating hours vary slightly, generally from 9:00 AM to 6:00 PM.
DiveshopSUNRISE is a diving school and shop located in Fukuoka, Japan. They offer diving courses and equipment. The shop aims to provide a fun and safe diving experience for all levels.
| 2 | Aqua Style Yakushima | 4.9(30) | none | none | PADI | Visit |
| 3 | Kaiolohia | 4.9(27) | none | none | PADI | Visit |
| 4 | Yakushima Diving Service | 4.9(25) | none | none | PADI | Visit |
| 5 | Nishiumi-Kankousen | 4.2(88) | none | none | none | Visit |
| 6 | Sea School Diving Liberty | 4.7(10) | none | none | PADI | Visit |
| 7 | Oumijima Diving Center | 4.6(171) | none | none | none | Visit |
| 8 | 天草よかよかダイビング&シュノーケル | 4.7(57) | none | none | none | Visit |
