Heavy rain reduced visibility ….

It was heavy rain yesterday.

July 12, 2024

Weather: Rain⇨Sunny
Ground Temperature: 24~28℃
Water Temperature: 21.7℃
Wind Direction: Northwest(5~8m/s)
Swell: 1.5m

It was heavy rain yesterday….
It rained like a torrent(^^;)

The rain reduced visibility…..
But, the water temperature was still same as yesterday.
It is 21~22 degree.

We can dive with wetsuit.

There are various of shrimps in bay side area.

This shrimp is called “Hamopontnia coralicola”
It is rare one.

The situation is nice.
The shrimp is tiny. It’s hard to see it.

When I was making a safety stop, I could find baby fish.

The size is 5mm.
I’m not sure what it is. Dose anyone know what this is?
I guess it is some of pipefish.

Others there is Long nose hawkfish.

It will be rainy day tomorrow .
I hope the rain will not be heavy.

See you then(^^)

Inquiry (English)

Water temperature is still cold….

it was about 22 degree.

July 10, 2024

Weather: Sunny ⇨Rainy
Ground Temperature: 28~30℃
Water Temperature: 22~26℃
Wind Direction:Southwest(4~6m/s)
Swell: 1.0m

It was rainy this afternoon.
But, we can dive in a whole day.

Water temperature is 22 degree. Most Japanese people feel cold underwater.
You need to wear inner vest I guess.

Although water temperature is still cold, fish is so active recently.

At some of point, there are so many pigmy sweepers.
In this area, there is a Tomato grouper.

The situation is one of famous in Kushimoto.

We can also see various of nudibranchs.

I think the number of nudibranchs is more than usual.
If you like nudibranch, this year is the best!!!

Others, we can see many various of fishes in Kushimoto area as well.

We can see Leaf scorpion fish in second dive.
They are good at hiding. So it’s hard to find them.

It will be windy day tomorrow .
I hope we will be able to  dive in a whole day….

See you then(^^)/

Inquiry (English)


Bizen, Sumisaki

we dove to search nudi today.

Macro underwater creature -lovong guests visit the store every day. .

July 9, 2024

Weather: Sunny
Ground Temperature: 26~30℃
Water Temperature: 22~26℃
Wind Direction: Southwest(3~6m/s)
Swell: 1.0~1.5m

The overseas tourists came to our shop continuously.
They love macro creatures. Especially nudibranch.

I also like nudibranch, so I could enjoy diving!!
When they come to Kushimoto, I want to show them this.

It called “Pikachu Nudi”.
The color is similar to Pikachu. So, we usually call it Pikachu.

And, Today’s guest like this nudibranch the best.

When I show it to the guest, she shouted underwater haha.
The size is tiny. it is about 1mm.

You need to take a pic of this, if you want to see completely(^^;)

Others, I show many kinds of underwater creatures that lives in Kushimoto.

Painted sweetlips were gathering at the same place.
I guess they will be spawning soon.

The water temperature is still cold, but most fishes is getting active.

The neon damsel is increasing.
The color is so beautiful. So, when overseas tourists come to here, I always show them.
Because, the fish was seen in Japan only I guess.

If you search some activity in Japan, I want you to consider doing scuba diving in Kushimoto.

See you then(^^)/

Inquiry (English)


Bizen, Sumisaki, Good Wrasse world

The American guest came our shop.

We try to find macro creatures today.

July 8, 2024

Weather: Sunny
Ground Temperature: 26~30℃
Water Temperature: 22~25℃
Wind Direction: Northwest(3~6m/s)
Swell: 1.0~1.5m

I dived with American guest in last night and today.
He likes Nudibranchs and macro creatures.

So, I try to find various of macro creatures, especially nudibranch.
There still are many nudibranchs in Kushimoto area.

At last night, we can see Japanese pigmy sea horse.
It is so rare!! So, I’m so happy to find it at night diving.

At night, some nudi become active.
So, it is easier to find them.

We can see so many nudibranchs for two days!!!!

We could see many kinds of Nudibranchs.
Now, the number of Tambja Nudi is increasing.

The size is so small!!
It is better to use camera to see this nudibranchs.

And there also are two frog fish in a bay side dive area.


Can you find frog fish in this pic??
The frog fish is good at hiding. So, I have to search where the frog fish are.

I had good time for two days.
I wonder if he could have good  dive in our shop.

Other overseas guest will come to our shop tomorrow.
I will do my best to increase the number of overseas tourists who come to our shop.

See you then(^^)/

Inquiry (English)


Spotfin frogfish, Tambja amakusana, Hypselodoris setoensis


Bizen, Sumisaki, Good Wrasse world

Water temperature become a little bit warmer

Many fishes spawn and protect eggs..

July 3, 2024

Weather: Sunny
Ground Temperature: 26~30℃
Water Temperature: 21~23℃
Wind Direction: Southwest(3~5m/s)
Swell: 1.0m

It was sunny today!!
In this season, the number of rainy day is more than usual.
So, when it is sunny day we feel so happy.

Water temperature become warmer than yesterday.
It is 21-23 degree.

I hope it is getting more warmer as soon as possible.

Now, we are still able to see many kinds of nudibranchs.

The color of nudibranch is so beautiful!!
I like to search for nudibranchs. If you like nudibranch, it is the best season!!

Some damsel spawn and protect eggs now.

This is the only time you can see the spawning and egg raising scenes.

The number of young fish has increased in recent weeks.

The seasons in the ocean are progressing little by little.

I think we can see many kinds of situations after this time.
I’m looking forward to seeing various of underwater creature’s behavior and scenes.

See you then(^^)/

Inquiry (English)


Smokey chromis, Nagasaki Damsel, Verconia sp.1



The water temperature is changing

The bottom water temperature is 20 degree

June 29, 2024

Weather: Cloudy⇨Sunny
Ground Temperature: 24~28℃
Water Temperature: 20~23℃
Wind Direction: Southwest(3m/s)
Swell: 1.0~1.5m

The sea condition is still rough….
But we can dive in a whole day.

I was surprised that the water temperature is getting lower.
It is 20 degree today(^^;)

Today’s guest likes to see tiny underwater creatures.
So, I show them tiny nudibranchs so much.

Can you find the nudibranch in this picture ??
The size is about 0.5mm.
When I can find underwater creatures like this size, I’m so happy!!!

Recently, the number of Striped butterfly fish is increasing.

The color is so beautiful(^^)

Some Cardinalfish protect their eggs in their mouth.
It is difficult to observe with you eyes. I recommend you to use compact camera.

The water temperature changes from day to day, which makes it hard for the fish.

I hope the water temperature is warmer than today.
See you then(^^)/

Inquiry (English)


Striped butterfly fish, Goldstriped cardinafish, Tambja amakusana


Sumisaki, Good Wrasse world

The best season for observing ecological behavior

We can see many kind of ecological behavior of fishes.

June 22, 2024

Weather: Sunny⇨Rainy
Ground Temperature: 20~26℃
Water Temperature: 23℃
Wind Direction: Southeast(3~4m/s)
Swell: 1.0m

It was sunny at the this morning, but it became rainy afternoon…
The sea was so calm. So we were able to dive without stress today.

Now, it is the best season to observing ecological behavior.

Various of cardinalfish has their eggs in a mouth to protect now.
They usually close a mouth.
If you want to take a picture of these fishes, you have to wait for the fish to open its mouth.

We could also see baby Southern boxfish today.
It is first time for me to see in this season.

It is so cute!!!! It looks like dice, doesn’t it??

At last dive, we could see rare shrimp.

The body is clear. So it is hard to see this shrimp with eyes.
But, it is lucky when you can see this.

Also, Now is the best season to observe the clownfish eggs hatching.

Clownfish eggs hatching start at night. So we often go to night dive to see this behavior.
If you want to do night diving, please feel free to let us know!!

See you then(^^)/

Inquiry (English)


Goldstriped cardinafish, Clownfish eggs, Southern boxfish, Ring-tailed cardinafish


Bizen, Sumisaki, Good Wrasse world

So nice sea condition!!!

W.temp become 23 degree!!

June 19, 2024

Weather: Sunny
Ground Temperature: 19~27℃
Water Temperature: 23℃
Wind Direction: Southeast(2~3m/s)
Swell: 0.5m

It was heavy rain yesterday.
So, I’m worried about sea condition today.

But, the condition is so good.
Water temperature was 23 degrees and the visibility is 12m.

After rainy day, we can sometimes see this situation.

Around surface is filled with fresh water and bottom side is filled with sea water.
When this situation is happened, we can see this scene which looks like aurora.

Today, we can also see so many silver striped round herrings.

When they go through on us, it becomes dark underwater.
It is so dynamic !!!!

The water temperature become 23 degree, so some damsel start protecting their eggs.

Other fishes start ecological behavior soon, I guess.
I’m looking forward to seeing this behavior!!!

Also, we can still see many sea slug.
They are so beautiful!!!

If you like sea slug, here is the best place for searching sea slug I guess.

Although it will be rainy day tomorrow, sea will be calm.
We will be able to enjoy diving in calm condition.

See you then(^^)/

Inquiry (English)


Silver-stripe round fishes, Verconia sp.2, Nagasaki Damsel


Bizen, Sumisaki

Heavy rain today

Kushimoto area was closed today.

June 18, 2024

Weather: Rainy⇨Cloudy
Ground Temperature: 21~24℃
Water Temperature: 21~22℃
Wind Direction: Southwest(9~12m/s)
Swell: 1.0~1.5m

It was heavy rain and strong wind today.
So, we cannot dive in Kushimto area today.

We changed the dive site to Sue(Kii-Oshima area).
The sea is still calm at the morning, but the condition is getting harder.

We felt surge underwater though, we can enjoy diving in a whole day at Sue area.

At first dive, we can see the situation that tiger moray took cleaning by Banded coral shrimp.

This moray is popular with people overseas.
There are many tiger moray in the sea around Kushimoto city.

And, there are so many ortmann’s spider carb.

The number of these is decreasing in our dive site recently, on the othere hands, There are so many this crab.

At second dive, we can see skeleton shrimp that has  her children on her body.

White one is baby. Skeleton shrimp usually protect her baby on her body.
It is a little bit maniac haha

Others, we could see many kinds of Anthias today.

The water temperature is getting warmer.
It is 22 degree.

I think the fish activity become more active.

Next month, we may be able to see spawning behavior of coral.
If you stay at Kushimoto in this term, I want you to see this situation.

The diving will do in the night.
If you are interested in this diving, please feel free to let us know.

See you then(^^)/

Inquiry (English)


Tiger moray, Red-belted anthias, Skeleton shrimp, Ortmann's spider crab, Banded caral shrimp


Nagizaki(Sue), Jizouiwa(Sue)

I met some fish again!!

I’m happt to be able to meet this fish again.

June 17, 2024

Weather: Sunny⇨Rainy
Ground Temperature: 22~27℃
Water Temperature: 21~22℃
Wind Direction: Southeast(3~5m/s)
Swell: 1.0m

The sea is getting calm today.
The surge become less than yesterday.
So, we can dive easier than yesterday.

At first dive, we can meet rare frog fish again!!

I had met this frog fish a week ago.
So, I guess the frog fish had already gone anywhere.
But, she is still in the same place.

Also, other frog fish is sitll staying at the same place.

I think these place is the best for this frog fish to live.
She is good at hiding!!

The shrimp hide in this pic.
Can you find it??
The shrimp is live in the loop coral!!

The situation is so nice, isn’t it??

At last dive, we can also see the spawning behavior of Big fin reef squid.

But, I want to show you this squid.
It is different from big fin reef squid.
It is so cute!!!

There are so many baby squid.

Then, It will be windy and rainy day tomorrow .
We may not be able to dive in Kushimoto area tomorrow….

Inquiry (English)


Spotfin frogfish, Acarlet frogfish, Ctenopteryx siculus


Bizen, Sumisaki