Season 1
(2025)
Cast
as Sakurako Umeyashiki (voice)
as MuMu (voice)
as Decimal (voice)
as Akihiro Tsurumi (voice)
as Miwa Samezu (voice)
as Wataru Tenkubashi (voice)
as Tamotsu Rokugou (voice)
as Sonoko Kagetsu (voice)
as Siberia (voice)
as Junichirō Anamori (voice)
Episodes
MuMu and the Microwave 0.0
April 10, 2025
MuMu, who once destroyed his home planet by triggering a war, comes to Earth to relearn technology. He crashes his spac…
MuMu and the Vacuum Cleaner 0.0
April 17, 2025
Mumu continues to attack Sakurako's appliances, still devastated by the loss of her microwave and refrigerator. Unsure …
MuMu and the Automatic Door 0.0
April 24, 2025
Mumu comes face to face with one of his fellow creatures, Deshimaru, but the latter seems to have a completely differen…
Tenkubashi and Wireless Power Transmission 0.0
May 1, 2025
Tenkûbashi has decided to build a remote phone charger. Why? No one really knows, but Sakurako has an idea...
MuMu and the Air Conditioner 0.0
May 8, 2025
Faced with a faulty air conditioner in the middle of a heatwave, Sakurako must put Tenkûbashi's teachings into practice.
MuMu and the Rice Cooker 0.0
May 15, 2025
Trapped by a devious pressure cooker, Mumu finds herself learning more about induction.
Samezu and the Thermometer 0.0
May 22, 2025
While Samezu shows off his knowledge of thermometers, Tenkûbashi and Rokugô prepare to face a terrible curse...
MuMu and the Power Outlet 0.0
May 29, 2025
A dark tale of good luck charms leads Sonoko to suffer the antics of Tenkûbashi, while Sakurako discovers the lost trea…
MuMu and the TV 0.0
June 5, 2025
Sakurako finds herself having to work to pay her electricity bills. Meanwhile, Mumu develops a taste for television.
MuMu and the Camera 0.0
June 12, 2025
Sakurako discovers Samezu's extensive knowledge, while Mumu and Deshimaru begin making videos.
MuMu and the Air Purifier 0.0
June 19, 2025
Mumu and Sakurako find themselves forced to use all their knowledge to deal with the appearance of a spaceship in the s…
MuMu and the Battery 0.0
June 26, 2025
As Sakurako is still recovering from the radical attack, Tenkûbashi entrusts her with a mission of the utmost importanc…
Sakurako and the Cultural Festival 0.0
July 3, 2025
The Keikyu University festival is in full swing, and while Sakurako initially enjoys the atmosphere that permeates the …
Anamori and GPS 0.0
July 10, 2025
Sakurako helps the elderly in her neighborhood while Siberia struggles to determine if humanity is worth preserving.
MuMu and Photosynthesis 0.0
July 17, 2025
The students of Keikyu University rely on Tenkuubashi to save them from the heatwave and on Sakurako for their clandest…
MuMu and the Action Camera 0.0
July 24, 2025
Sakurako is engrossed in an AR cat collecting game. When she heads to the park where a strong opponent is said to appea…
MuMu and the Refrigerator 0.0
July 31, 2025
Sakurako and Muumuu carry their neighbor Kitashinagawa, who has passed out drunk in the park, back to her room. After s…
Rokugo and the EMS 0.0
August 7, 2025
Rokugo represents the club in their regular outdoor volunteer activities. Worried about the gazes of the girls, includi…
Tenkubashi, Lies, and Video Tape 0.0
August 14, 2025
The members of the Human Regeneration Research Society and Sonoko are volunteering at a nursery school. They have a har…
Akihiro and the Tankless Toilet 0.0
August 21, 2025
Decimal is troubled by Akihiro's fixed gaze. It seems he is worried that he doesn't use the cat litter box, but as cat-…
Sonoko and USB 0.0
August 28, 2025
Tenkubashi and Sonoko have a secret routine, but Sonoko rejects him, telling him to "stay away from me." However, will …
MuMu and the Retro Appliances 0.0
September 4, 2025
A retro boom is sweeping the nation among young people. Sakurako and Tenkubashi compete to see who has the best taste i…
MuMu, Sakurako and the Risk of Apocalypse 0.0
September 11, 2025
Appearing before the Moomoos are the remains of the Brain, who once controlled the war - a clone of Doctor Octal, creat…
MuMu, Sakurako and the Day the Earth Stood Still 0.0
September 18, 2025
The Earth is on the brink of destruction due to the aftermath of a conflict between extraterrestrial life forms. In thi…