The Hundred-Story House series
Part 1: To the Sky, Part 2: Underground, and finally, Part 3! This time, let's go to the sea!

A unique number picture book with a unique sense of imagination.
Come visit our strange and beautiful 100-story ocean house!
As we descend and explore the 10 floors of the ocean where different animals live,
I learned numbers from 1 to 100 before I knew it!

Who will Kongi meet and what will he see in the 100-story house by the sea?
Get ready for an adventure with Kongi to the strange house under the sea!

Down, down, down, in a 100-story house under the sea, you go down the 10th, 20th, 30th floors... and as you go down each 10 floor, you meet different animals.
This picture book meticulously depicts the characteristics of sea animals, including sea otters, dolphins, starfish, octopuses, seahorses, moray eels, jellyfish, crabs, anglerfish, and hermit crabs, one after another, using a unique imagination. Just by looking at the pictures, you can learn about the ecology of sea animals.


The 100-Story House series, which allows children to explore various spaces as if playing a hidden picture game, is one that they will never tire of reading. It not only fosters a rich imagination in children, but it also has a learning effect as they can easily learn the numbers from 1 to 100 just by reading and looking at the picture books.
The author's innovative idea of ​​having children read the book downwards so they can fully enjoy the feeling of descending to the 100th floor of the ocean is truly refreshing.

The girl likes beans very much
We played dress-up every day.
Kongi is a girl who chooses clothes and accessories
I really liked it.

But while falling into the water
Kongi's hat, bag, necklace, bracelet, ribbon, outerwear and shirt,
The skirt, the shoes, even the hair, all scattered somewhere…
Kongi was sucked into a strange bubble vortex.
p.4-5

Huh? Who lives on the next floor?

“Is this the dolphin house?”
"huh.
“There are different animals living on each of the ten floors here.”

“Isn’t that outfit he’s wearing nice? I just picked it up a little while ago.”
“Oh, that’s my skirt! But it really suits you.”
“Instead, wouldn’t you like to wear a silver-scale skirt?”

We reached the 20th floor.
Who will live on the next floor? p.8-9

There lived a seahorse.
“Let’s start tail wrestling!”
“Come on, a little more, a little more!”

“Your shoes are perfect for a baby cradle.
“How about wearing this instead?”
“If I wear these, I can swim faster.”

We reached the 50th floor.
Who will live on the next floor? p.14-15

There was a jellyfish living there.
“Come in.
“Would you like some tea and cookies?”
“Wow, your arms are really long!”

“Would you like to exchange your outer garment for this transparent cloak?”
“Amazing! I feel like a princess of the sea!”

We reached the 70th floor.
Who will live on the next floor? p.18-19

There lived a hermit crab.
“Hello! Have you seen my hat?”
“Oh, I’m changing clothes right now.
“Don’t look!”
“Oh, sorry!”

“I just couldn’t find my hat…….”
“Oh, that was your hat.
“Then go to the 100th floor.”

Next up is finally the 100th floor.
p. 24-25

On the 100th floor…
There was a really big crab.

“Who are you? Why are you here?”
“My name is Kong.

I fell off the boat and lost my hair and clothes, so I searched for them.
I came this far.
“Now I just need to find one… Have you seen my hat?”
“Are you talking about this?”
When I looked up
Kongi's hat was there.
“There it is! That’s right, that’s my hat!”
“But I’m sorry, I can’t give it back.”

---From the text