Sporochuus dotyi Brostoff

It looks like beautiful fireworks.

March 14, 2023

Weather: Sunny
Ground Temperature: 5~15℃
Water Temperature: 16℃
Wind Direction: west(3m/s)
Swell: 0.5m

Today, we went to diving for observing “Sporochuus dotyi Brostoff”.
In the spring season, the number of these are usually increasing in Kushimoto area.

The sea plants that is called “Sporochuus dotyi Brostoff” got a Japanese name last month.
It called “Kujyaku-keyari”in Japanese.

Kujyaku means Peacock in Japanese.
Don’t you think that its color looks like peacock feather?

It looks like flower or fireworks.
When you take a pics of these, the picture is so beautiful.

So, many Japanese diver like this sea plant.

Sometimes, you can see other underwater creatures near this sea plant.

A tiny sea slugs  or Hermit crab is often staying near.

If you are lucky, you can meet beautiful jerry fish.

This color is very beautiful.
It will be more beautiful if you take a picture so that the background is black.

In spring season( March-May), you can see various of underwater macro creatures in Kushimoto. Of course, the school of fishes as well.

By the way, From March 22nd, we will hold a campaign where the rental fee for drysuit will be free.

So, if you want to try to dive with drysuit, this period is the best timing.
If you have never use it, don’t worry.

I teach you how to use drysuit at first dive.

If you take the course, you will be good at using drysuit.

I’m looking forward everyone to coming our shop!!

see you then(^^)

Inquiry (English)


Sumisaki, Bizen, To-no-oki

Strong wind day

We cannot dive in Kushimoto area due to heavy wind.

February 19, 2023

Weather: Cloudy→Rainy
Ground Temperature: 18~19℃
Water Temperature: 17℃
Wind Direction: Southwest(8~12m/s)
Swell: 1.0m

I couldn’t update our blog.
So, I will show you recently sea condition in this blog.

Recently, the visibility of Kushimoto is very good.
So, we can dive without stress.

The sea water is so clear.
Sometimes, we can meet rare fish that is usually living in the deeper area.

I can meet this rare fish on last Wednesday.

The fish usually swim near surface.
So, if you want to find it, you should keep neutral buoyancy in 1~3m.

But, I want you to observe it, because it is so cute!!!

There also other macro creatures.
I found the unique situation.

The crab is hiding in this picture.
Could you find it??

Most Japanese diver like this situation .

Today, we cannot dive in Kushimoto area.
So, we went to another dive site.

But, there are many rare macro creatures.

In the first dive, I can found mimic octopus .

It changes shape to imitate a fish or some underwater creatures.
So, It is so fun to observe it.

And, we can see cute fish in this dive site.

The goby and fish live in the same place.

At last, we can see rare sea slug.

It walks on the sand.
I have never seen it before, so I’m so happy to find it.

Then, we may not be able to dive in Kushimoto area.
We may be going to dive in Sue area tomorrow.

I hope I will be able to dive in Kushimoto tomorrow.

Now, we accept a reservation for foreign guest.
So, when you come to Japan, Please contact us freely.

We have many rental gears.
All you need is a change of clothes and you can go diving.

Inquiry (English)


Uchiura beach

Psychedelic sea slug

I met big psychedelic sea slug.

December 24, 2023

Weather: Cloudy sometimes Rainy
Ground Temperature: 7~10℃
Water Temperature: 18℃
Wind Direction: Northwest(6~8m/s)
Swell: 1.5~2.0m

Today, I went to dive for taking macro creatures today.

In a first dive, I found psychedelic sea slugs.

It’s very big!!
The size is about 10cm.

There was also a very small sea slugs nearby.

In winter, there are various of shrimps and crabs.

Recently, I often find Orangutan crab.
It looks like Orangutan , doesn’t it?

And I find  shrimp that stayed in beautiful coral .

The polyps is like a flower.
So, many Japanese diver like this situation.

Now, Kushimoto is snowing .
We will not be able to dive in Kushimoto area tomorrow due to high waves.

We will dive in another dive site.

Inquiry (English)


Tambja Pulcherrima, Nembrotha sp.2, Orangutan crab, sexy shrimp



Pink leaf scorpionfish

The leaf scorpionfish has been staying in the same place.

January 22, 2023

Weather: Sunny
Ground Temperature: 3~13℃
Water Temperature: 17~18℃
Wind Direction: Northwest(3~6m/s)
Swell: 1.0m

Today’s sea condition is very good.
So, we went to the point of out of the ocean.

Today I continue to look for sea slugs yesterday.
We could find 32 spices in a day.

There are many various of sea slugs in Kushimoto in winter season.

While I was looking for sea slugs, I can meet leaf scorpionfish that I found in the season of the end of last year.

The color is very rare in Kushimoto.
So, I’m so happy to meet  again !!

In winter season, the number of Macro creatures is getting more.
So, If you like to observe and take a pics of macro underwater creatures, I recommend you to come in winter season.

If you have never use dry suits, we can provide the course for practicing  to use it.
If you want to take the course, please let us know freely.

See you then!!

Inquiry (English)


Trinchesia sp.1, Leaf scorpionfish


Bizen, Ni-No-Ne


I can meet tiny Japapig in a long time.

January 20, 2023

Weather: Sunny
Ground Temperature: 8~12℃
Water Temperature: 18℃
Wind Direction: Northwest(3~7m/s)
Swell: 1.5m

We took a four day off in this weekdays.
So, I went to dive for searching underwater.

The w.temp is 18 degree and the visibility is 15m.
The sea water is very clear(^^)

The visibility is good but I look for macro creatures.

In winter, the number of Japapig is  usually increasing.

It is 5mm.
When I look for other sea slugs, It suddenly appears!!!

Usually, its size is about 1cm.

Recently, This sea slug is getting more.
It is called “Pikachu” in Japanese.

Don’t you think it is similar to Pikachu-Pokemon??

Also, we can observe it in winter.

Most Japanese diver call it “Pink-chan”.
The face is so cute!!!

But it is hard to observe it with eyes, so if you want to observe its details, you should use camera.

Tomorrow is weekend, I will search for various of sea slug in a whole day!!!

I wonder if I will be able to find many sea slugs tomorrow.

See you then(^^)/

Inquiry (English)


Pikachu, Japapig


Good Wrasse world

Harlequin Shrimp

There are many kind of macro creatures.

January 8, 2023

Weather: Sunny
Ground Temperature: 9~16℃
Water Temperature: 18℃
Wind Direction: Northwest(3m/s)
Swell: 1.0m

Today, I can find harlequin Shrimp.
It’s so tiny.

But, the body color is so beautiful.
I hope it stay the same place.

Then,  you can observe small frog fish now.

It’s also tiny.
The size is about 1cm.

Now, the visibility is so good!!

you must be able to enjoy diving , I think!!

Please come and visit us.

See you then!!

Inquiry (English)

Happy new year

The sea condition has been good during New year holiday.

January 3, 2023

Weather: Sunny
Ground Temperature: 6~12℃
Water Temperature: 18℃
Wind Direction: Northwest(4m/s)
Swell: 1.0~1.5m

Happy new year!!
It’s the year-end and New year holidays in Japan.

So, many guest come to our shop.
The sea condition has been good during that period.

The water temperature is about 18 degree.

Some Anther-fish is nuptial colored.
It’s very beautiful !!

In other dive point, we can observe this fish.

It looks like gold medal.
They usually live the dark place.

If you want to observe it well, I recommend you to bring underwater light.

In January, the number of the sea slug that is called “Pikachu” has increased .

It is similar to Pokemon Pikachu, isn’t it??

A winter season is easier to meet than summer season.
It is one of the most popular spices in Japan.

As the year changes, I think the impact of the coronavirus will decrease, so please include diving in Kushimoto as one of year activities.

Thank you for reading our blog.
See you next blog!!


Inquiry (English)


Pikachu, Pinecorn-fish


Sumisaki, Good Wrasse world, Ando-no-hana

We can see many kinds of fishes!!

Many kinds of fishes gather at the same place.

December 16, 2022

Weather: Sunny
Ground Temperature: 7~13℃
Water Temperature: 19~20℃
Wind Direction: Northwest(6m/s)
Swell: 1.0~1.5m

Recently, the number of days when the sea is rough is increasing .
It is an annual trend that the number of days when the sea gets rough increases in winter.

When the sea is rough, we usually change the dive point that is calm.
The point of name is Uchiura-beach.

We went to there yesterday, but we can dive in Kushimoto today.

In the morning, we can see many fishes at the same place.
For examples,  Damzels, Snappers, Banded boar fish, Greater amberjack and so on.

the greater amberjack we met is very big!!!
The size is about 1m~1.5m, I think!!

When I find it, I was so surprised!!!

At second dive, I looked forward macro creatures.

I can meet baby box fish.It’s so cute(^^)

At the end of second dives, I can find tiny sea slug.

Now, the number of sea slug is increasing !!
We can enjoy searching sea slugs now.

By the way, it will be rainy day tomorrow, but the sea will be calm.
On the other hands, the sea will be rough day after tomorrow….

I think I will not be able to dive in our dive site on 18th…
I hope the whether forecast will change for the better.

Inquiry (English)


Sumisaki, Bizen

Observing goby and sea slug

There are so many creatures to watch  now.

November 14, 2022

Weather: Sunny
Ground Temperature: 16~21℃
Water Temperature: 23℃
Wind Direction: West(3m/s)
Swell: 1.0m

It was heavy rain yesterday but Today is sunny day.
So, we can enjoy diving!!

I go to diving  for observing goby and sea slug today.

In the first dive, we looked for some goby that lives with shrimps.

This goby is very shy, so when you get closer to them, you have to move slowly as much as you can.

As for sea slugs, we can find rare sea slugs.
Can you notice where the sea slug is?

The sea slug is good at hiding.
I’m so happy when I find out this.

By the way, this is the hidden sea slug in the picture.

Second one is this.

The eyes is very cute(^^)
It’s tiny.  The size is 2mm.

I like this form.

Of course, you can also see schools of fish.


Recently, the number of inquiries from overseas has increased.
I’m glad you to read my blog. We’re waiting for you to visit us.

See you then(^^)/

Inquiry (English)


Sumisaki, Bizen

Nice visibility

I’ll show you some schools of fishes.

November 9 , 2022

Weather: Sunny
Ground Temperature: 18~22℃
Water Temperature: 23℃
Wind Direction: Northwest(1~2m/s)
Swell: 0.5m

Hi, there!!
I didn’t write blog for a long time.

Then, Today I went to research dive.
I think I showed you macro creatures recently.

So, I will show you schools of fishes today.

Now, there are so many fishes in bayside dive point.

There are Russell’s snapper, yellow stripe goat fish, Banded boar fish and so on.
I think this place is the best for taking  a pic of schools of fishes or observing  them.

In this year, the number of White-caudal chromis is more than usual.
The color is yellow, so it’s so beautiful!!

When you make a safety stop, you can see this situation in sunny day.

It looks like aurora. Don’t you think so?

Of course, there are  also so many macro creatures.
Now, the number of emperor shrimp is increasing .

At the end of dive, I can meet lion fish on the top of rock.
It’s so big!!

The visibility is very good and you must be going to enjoy diving!!

I’m looking forward you to come to our shop!!

Bye for now!!

Inquiry (English)


Emperor shrimp, Russell's snapper, White-caudal chromis


Sumisaki, Bizen