Yotsushima Jetty

★★★★☆ (1,293)

Yotsushima, or the Four Islands, is a rare “Jetty Dive” spot in Japan, located around Ruzaoan Island. Entry is from a ferry pier, just 5 minutes by boat. The harbor has parking, water, and flush toilets. The reefs host abundant marine life, with frequent sightings of large schools of fish.

You’ll be amazed by the charm and size of the four islands’ stars—Kinjiro the Asian sheepshead wrasse and Hanatare the red seabream. This summer-only site is open July–October.

Dive Activity

Wildlife Sightings

Wildlife Sightings are Based on User Generated Content

Octopus

58 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
34
A
24
S
0
O
0
N
0
D
0

Wrasse

48 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
21
A
27
S
0
O
0
N
0
D
0

Jackfish

111 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
39
A
54
S
18
O
0
N
0
D
0

Damselfish

74 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
25
A
39
S
10
O
0
N
0
D
0

Sweetlips and Grunts

53 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
39
S
14
O
0
N
0
D
0

Shrimp

44 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
25
A
19
S
0
O
0
N
0
D
0

Grouper/Basslets

43 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
24
A
19
S
0
O
0
N
0
D
0

Pufferfish

30 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
13
A
17
S
0
O
0
N
0
D
0

Boxfish

20 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
20
S
0
O
0
N
0
D
0

Crab

13 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
13
A
0
S
0
O
0
N
0
D
0

Squid

10 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
10
S
0
O
0
N
0
D
0