As of July 2026, The Familiar of Zero Season 1 aired in 2006 with 13 episodes. Full episode guide and where to watch below.
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The Familiar of Zero Season 1

2006 13 Episodes Animation · Comedy ⭐ 8/10

The Familiar of Zero Season 1 is currently streaming on major platforms, and it delivers exactly the kind of comedy that earns a loyal following. The 1-season run is exactly the right length for what it is doing. With 609 viewer ratings on TMDB, this is not a title flying under the radar. Watch it for Rie Kugimiya — stay for everyone else around them. Put it on tonight and see for yourself.

Whatever else is competing for your attention this week, The Familiar of Zero Season 1 is worth clearing space for. The Familiar of Zero Season 1 gets the fundamentals right first, then finds room to get weird with it. Season 1 of The Familiar of Zero includes 13 episodes. It aired from July 2006 to September 2006. This season stars Rie Kugimiya, Satoshi Hino and Nanako Inoue. Rie Kugimiya and Satoshi Hino lead a cast that brings real weight to the material. It was aired in 2006. The real test of any comedy is whether it is still funny once you know all the jokes, and The Familiar of Zero Season 1 holds up on rewatch in a way that separates it from one-off curiosities. The hit rate here is high enough that skipping ahead never feels like an option.

For viewers who want something light without wanting something stupid, The Familiar of Zero Season 1 respects your intelligence. It does not lean on comparisons to make its case. Short enough to finish in a weekend, substantial enough to feel satisfying. Rie Kugimiya's comic timing carries it through its weaker moments. The kind of comedy you recommend to someone who claims they do not watch much.

📡 Where to Watch The Familiar of Zero Season 1

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🎬 The Familiar of Zero Season 1 — Episode Guide

E1
Louise the Zero
2006-07-03
Despite being from a famous magic family, Louise has never been able to successfully cast a single spell. On the day of her familiar summoning exam, she bungles the summoning and accidentally summons a human from Earth. The poor victim of her mistake is Saito Hiraga, a typical high school boy.
E2
The Commoner Familiar
2006-07-10
An abrupt departure from the normal life he once lead, Saito must deal with being Louise's familiar. Unhappy with the arrogance of nobles, Saito exposes Guiche's two-timing nature as an act of revenge. This of course, provokes Guiche into challenging him to a a duel. Despite being severely beaten up...
E3
The Subtle Heat's Allure
2006-07-17
With his recent victory over Guiche, Saito has become semi-popular among the commoners and several nobles. Kirche in particular has chosen him as her next boyfriend. In a devious plan, she attempts to seduce him, although this fails when Louise finds out. Annoyed by Saito's lack of defenses, Louise ...
E4
The Maid's Crisis
2006-07-24
Siesta is sold to a royal family from out of town, presumably to be a mistress to the head noble. Disgusted by the lack of regard that nobles have for commoners, Saito tries his best to rescue her, but with no avail. As Saito attempts to take on the noble by fighting, Louise and the others arrive ju...
E5
The Princess of Tristain
2006-07-31
The yearly familiar exhibition is literally a day away and Louise is feeling rather depressed about it. Not only does Saito have nothing impressive to show off, but this year the Princess is watching as well, making it even more important. As night approaches, desperation sets in as Saito is unable ...
E6
The Thief's True Identity
2006-08-07
Worried that the princess may be blamed for Fouquet's theft, Louise volunteers to go out and catch her. With Kirche, Tabitha, and Saito tagging along, they travel to the last sighting of Fouquet with Longueville. There, they discover the hiding place of the Staff of Destruction only to have Fouquet'...
E7
Louise's Part-Time Job
2006-08-14
Having been concerned for the welfare of the commoners, Henrietta asks Louise and Saito to work undercover and figure out if what nobles are taking advantage of the lesser ranked commoners. Louise ends up wasting all of the money given to her for the mission on gambling in hopes of having enough to ...
E8
Tabitha's Secret
2006-08-21
It's summer vacation and many students are traveling back to their families. Kirche goes along with Tabitha to her home on invitation, leaving Louise and Saito alone for once. However, mischief is still plentiful. Upset at Guiche's continued flirting with other girls, Montmorency creates a love poti...
E9
Louise's Change Of Heart
2006-08-28
The lovey-dovey antics of Louise under the love potion persist to the point of freaking Saito out. In desperation, Saito demands that Montmorency create an antidote. She refuses to do so until Saito learns of the illegality of creating love potions and threatens her with possible arrest. As the anti...
E10
The Princess' Request
2006-09-04
Having taken care of the love potion, a new problem arises again. This time, Princess Henrietta is to be wed to the Emperor of Germania for the sake of backing up the smaller country with a stronger power. In order to do so, a certain letter the princess sent to Prince Wales of Albion. If it is ever...
E11
Louise's Marriage
2006-09-11
With the arrival of Wardes and Louise alone, they meet up with Prince Wales in a seemingly deserted church. After finishing up business, Wardes suggests to Louise that they should just get married right then. Confused and repulsed by the idea, Louise tries to refuse his offer, but one of Wardes' all...
E12
The Zero Secret Treasure
2006-09-18
The gang has located a rare dragon, which Siesta's family has kept a map. It turns out to be a Mitsubishi Zero-sen, a Japanese aircraft use in World War II. They bring it back to the school. Colbert said someone earlier used another aircraft to fly during the solar eclipse and disappeared. Saito con...
E13
Louise of the Void
2006-09-25
Cromwell launches an invasion on the day of the solar eclipse. Louise heads off to battle as Saito's chance to return home draws near.

🎭 Cast of The Familiar of Zero Season 1

Rie Kugimiya
Rie Kugimiya
Louise Françoise Le Blanc de La Vallière (voice)
Satoshi Hino
Satoshi Hino
Saito Hiraga (voice)
NI
Nanako Inoue
Kirche Augusta Frederica von Anhalt Zerbst (voice)
Yuka Inokuchi
Yuka Inokuchi
Tabitha (voice)
Yui Horie
Yui Horie
Siesta (voice)
Tetsuo Goto
Tetsuo Goto
Derflingher (voice)
Takahiro Sakurai
Takahiro Sakurai
Guiche de Grammont (voice)
Mikako Takahashi
Mikako Takahashi
Montmorency Margarita la Fère de Montmorency (voice)
Ayako Kawasumi
Ayako Kawasumi
Henrietta de Tristain (voice)
Takeshi Aono
Takeshi Aono
Osmond (voice)

📋 All Seasons of The Familiar of Zero

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