Kaijuu Sekai Seifuku (2025) · WatchGuide

Kaijuu Sekai Seifuku (2025) · WatchGuide

Episodes

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E1 · Airs Apr 5, 2025 · 3m
I Want You to Clean Up
I'm a 28-year-old office worker who lives with monsters in Tachikawa. The monsters' names are Mera, Gooska, Aniki, and Sugar. Living together is just fun... but it seems that's not all that great.
E2 · Airs Apr 12, 2025 · 3m
I Want to Go on a Diet
I started exercising to try and get rid of my weight. The monsters help me out, but it seems like more of a nuisance than a blessing. And then, Sugar finally gets a great skill... but how?!
E3 · Airs Apr 19, 2025 · 3m
I Want to Go Outside and Play
On a nice day, you took the monsters to the park. The monsters were nervous about swinging on the swings for the first time. But you taught them how to ride them... and they had a lot of fun!
E4 · Airs Apr 26, 2025 · 3m
Ah, I'm grateful
E5 · Airs May 3, 2025 · 3m
It's Children's Day
It's Children's Day. The boss made the monsters helmets and swords out of newspapers. The monsters are engrossed in play sword fighting. There is one more thing in the sky that makes the monsters happy...
E6 · Airs May 10, 2025 · 3m
It's Moving Soba
One day, a box of moving soba noodles was left in front of my house. It seems that someone has moved in next door. But they look like some pretty surprising people!
E7 · Airs May 17, 2025 · 3m
They are New Monsters
It seems that two monster brothers, GaoGao and Garuga, have moved in next door. Will they be able to get along with the others?
E8 · Airs May 24, 2025 · 3m
The House Next Door is Leaking
The Gaogaru brothers live with a businessman a little younger than them. They just moved in, and now their house is leaking... They call for help, a skilled repairman!
E9 · Airs May 31, 2025 · 3m
It's a Cat
The cat Shisho, the siblings' idol, seems to have learned a lot of things. But he still hasn't mastered bath time. The only way to surpass Shisho is to master bath time.
E10 · Airs Jun 7, 2025 · 3m
It's the Monsters' Secret
Mera, Gooska, Aniki and Sugar are not just cute monsters. They each have their own incredible secrets!
E11 · Airs Jun 14, 2025 · 3m
My First Time Meeting My Neighbor
This was your first face-to-face encounter with your neighbor! Since you both live with monsters, you two seemed to hit it off right away. With monsters so close by, could there be more out there...?!
E12 · Airs Jun 21, 2025 · 3m
My First Bookstore
At the bookstore that you took us to, the monsters seemed to be fascinated by the dinosaur picture book. But then they wondered, "What are dinosaurs?" You had trouble explaining it...
E13 · Airs Jun 28, 2025 · 3m
I Go Out on Rainy Days
Mera and her friends go out wearing raincoats on a rainy day. They bump into the Gaogaru brothers and end up going to a candy store. Something unbelievable happens there!
E14 · Airs Jul 5, 2025 · 3m
I Want to See a Shooting Star
It seems that if you make a wish on a shooting star, it will come true. The monsters and I tried our best not to fall asleep while waiting for the shooting star... but did everyone's wishes come true?
E15 · Airs Jul 12, 2025 · 3m
A Spicy Cheer Me Up
It seems like the guy next door has had a bad day at work. When Master and Mera found out about this, they wanted to somehow encourage him, and Mera came up with a great idea... but is that really true!?
E16 · Airs Jul 19, 2025 · 3m
Instant Noodle Eel Day
E17 · Airs Jul 26, 2025 · 3m
The Friends I Met over the Summer
Mera and her friends go to the park wearing the straw hats that their master bought them. There is a unicorn playground equipment there, and Mera puts her straw hat on the unicorn. That night, something surprising happens!
E18 · Airs Aug 2, 2025 · 3m
I Tried the Summer Festival
Mera and her friends invite the Gaogaru brothers over to their master's house to play a summer festival. Gaogaru has a blast and leaves, but what's the master's reaction next door?
E19 · Airs Aug 9, 2025 · 3m
It's Important to Get Up Early
Gusuka really wanted to see the morning glory flowers that bloom early in the morning. Sleepyhead Gusuka tried his best to get up early, but was he able to see the morning glories?
E20 · Airs Aug 16, 2025 · 3m
It's a Delicious Green Feast
My relatives sent me a lot of edamame beans, so I thought I'd share them with my neighbors, but instead they sent me a lot of bitter melon... We'll just have to have a party!
E21 · Airs Aug 23, 2025 · 3m
It's So Hot, I Can't Stand It
Be careful even inside the house on hot days! I prepared a secret weapon for the monsters staying at home alone... I never thought it would turn out like this!!
E22 · Airs Aug 30, 2025 · 3m
Shaved Ice is the Best!
Shaved ice is the best thing on a hot day! I made shaved ice for the monsters, but... My brother, who loves cold food, helped me out!
E23 · Airs Sep 6, 2025 · 3m
Typhoons are Dangerous!!
A typhoon is approaching Tachikawa, where the brothers live! The brothers and the monsters are fully prepared. However, the neighbor says he wants to go to work... Will the brothers be able to stop him with their trump card?
E24 · Airs Sep 13, 2025 · 3m
Dango is Better Than the Moon?
On the fifteenth night of the lunar month, the lord and his brothers, along with their neighbor's brother, each went to watch the moon. The full moon is beautiful, but what are the monsters looking for...?
E25 · Airs Sep 20, 2025 · 3m
Turn into a Monster Eggplant!?
A relative sent a lot of eggplants, so she cooked every eggplant dish she could think of and served them to the monsters. But the next morning, the monsters got into some trouble!
E26 · Airs Sep 27, 2025 · 3m
We're the Three Snack-Buyers
GaoGao and GaruGaru invite the foodie Sugar to buy some snacks. Then, just as they try to strengthen their bond as friends, something terrible happens!
E27 · Airs Oct 4, 2025 · 3m
Autumn Art
Mera, Gooska, Aniki, and Sugar each completed a piece of work using the master as a model. What kind of creations did they create...?
E28 · Airs Oct 11, 2025 · 3m
Autumn, the Season for Cleaning
Autumn is the season for reading, appetite, and sports... they all sound fun. What kind of autumn will it be for GaoGao and GaruGaru?
E29 · Airs Oct 18, 2025 · 3m
I'm Picking Chestnuts
Mera and her friends are excited about their first chestnut picking adventure. However, the number of chestnuts they picked doesn't match the number they brought home. What could have happened?
E30 · Airs Oct 25, 2025 · 3m
Happy Halloween
Mera, Gusuka, Aniki and Sugar dress up in strange costumes and go to their neighbor's house. Will GaoGao and GaruGaru give them sweets?
E31 · Airs Nov 1, 2025 · 3m
The President is Surprised
Apparently, the man next door made a mistake at work, and is drinking with GaoGao and GaruGaru at a food stall. Then, to his surprise, the company president shows up...and a shocking secret is revealed!
E32 · Airs Nov 8, 2025 · 3m
Mochasuke is Amazing
The president knows a lot of good things about Mochasuke. Will he be able to get along with Mera, Gusuka, Aniki, Sugar, Gaogao and Garugaru?
E33 · Airs Nov 15, 2025 · 3m
Episode 33
E34 · Airs Nov 22, 2025 · 3m
Episode 34
E35 · Airs Nov 29, 2025 · 3m
Episode 35
E36 · Airs Dec 6, 2025 · 3m
Episode 36
E37 · Airs Dec 13, 2025 · 3m
Episode 37
E38 · Airs Dec 20, 2025 · 3m
Episode 38
E39 · Airs Dec 27, 2025 · 3m
Episode 39
E40 · Airs Jan 10, 2026 · 3m
Episode 40
E41 · Airs Jan 17, 2026 · 3m
Episode 41
E42 · Airs Jan 24, 2026 · 3m
Episode 42
E43 · Airs Jan 31, 2026 · 3m
Episode 43
E44 · Airs Feb 7, 2026 · 3m
Episode 44
E45 · Airs Feb 14, 2026 · 3m
Episode 45
E46 · Airs Feb 21, 2026 · 3m
Episode 46
E47 · Airs Feb 28, 2026 · 3m
Episode 47
E48 · Airs Mar 7, 2026 · 3m
Episode 48
E49 · Airs Mar 14, 2026 · 3m
Episode 49
E50 · Airs Mar 21, 2026 · 3m
Episode 50