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The Best Episodes of Assassination Classroom Season 1

Every episode of Assassination Classroom Season 1 ranked from best to worst. Discover the Best Episodes of Assassination Classroom Season 1!

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Episode Rankings

  1. #1 Fan Favorite
    Assassination Classroom Season 1 Episode 22 - Nagisa Time
    8.1/10(670 votes)

    S1:E22

    Before Nagisa completely gives into his anger, Terasaka throws a stun-gun at him, urging him not to become a murderer and think about what's truly important.

    Directors:Shintaro Itoga, Yoshihito Nishouji
    Writer:Makoto Uezu

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  2. Assassination Classroom Season 1 Episode 18 - Action Time
    7.9/10(599 votes)

    S1:E18

    The summer assassination attempt is followed by a crisis affecting nearly half the E Class. Can the rest think and move fast enough to save them?

    Director:Unknown
    Writer:Makoto Uezu

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  3. Assassination Classroom Season 1 Episode 21 - XX Time
    7.9/10(584 votes)

    S1:E21

    The students take on one last assassin opponent before meeting the shadowy figure who's holding the virus remedy hostage in exhange for Koro Sensei.

    Director:Unknown
    Writer:Makoto Uezu

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  4. Assassination Classroom Season 1 Episode 3 - Karma Time
    7.8/10(774 votes)

    S1:E3

    The brilliant, belligerent Karma Akabane, Nagisa's former classmate, joins 3-E and immediately jumps into the assassination mission with both feet.

    Director:Akiyo Ohashi
    Writer:Makoto Uezu

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  5. Assassination Classroom Season 1 Episode 11 - Transfer Student Time, Second Period
    7.7/10(622 votes)

    S1:E11

    Class 3-E prepare for the arrival of their second transfer student, who is allegedly more powerful than Ritsu.

    Director:Yuu Kinome
    Writer:Makoto Uezu

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  6. Assassination Classroom Season 1 Episode 13 - Talent Time
    7.7/10(612 votes)

    S1:E13

    As Karasuma briefly senses what appears to be a fearsome aura coming from Nagisa, Akira Takaoka, an aquaintance of Karasuma from the Ministry of Defense, is sent to Class 3-E to take over Karasuma's role as P.E. teacher.

    Director:Unknown
    Writer:Makoto Uezu

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  7. Assassination Classroom Season 1 Episode 20 - Karma Time, Second Period
    7.7/10(583 votes)

    S1:E20

    Karma must use his head to get past a formidable foe. Nagisa goes undercover as the E Class continues to sneak its way to the hotel's top floor.

    Director:Unknown
    Writer:Makoto Uezu

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  8. Assassination Classroom Season 1 Episode 14 - Vision Time
    7.6/10(586 votes)

    S1:E14

    Koro Sensei exposes a major weakness, and Terasaka interrupts a fun summer day out with an assassination attempt that goes a little too far.

    Director:Unknown
    Writer:Makoto Uezu

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  9. Assassination Classroom Season 1 Episode 19 - Pandemonium Time
    7.5/10(568 votes)

    S1:E19

    The E Class must put their lessons into practice as they tackle an intimidating hotel brimming with baddies--and all without Koro Sensei's help.

    Director:Yusuke Kamata
    Writer:Makoto Uezu

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  10. Assassination Classroom Season 1 Episode 1 - Assassination Time
    7.4/10(933 votes)

    S1:E1

    A creature who blasted the moon into a crescent shows up at Kunugigaoka Junior High School--and he's giving the students a year to assassinate him!

    Director:Masahiro Mukai
    Writer:Makoto Uezu

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  11. Assassination Classroom Season 1 Episode 4 - Grown-Up Time
    7.4/10(726 votes)

    S1:E4

    A new foreign-language teacher comes to 3-E with some major ulterior motives... among other things. Will she get any closer to killing Koro Sensei?

    Director:Yusuke Kamata
    Writer:Makoto Uezu

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  12. Assassination Classroom Season 1 Episode 12 - Ball Game Tournament Time
    7.4/10(605 votes)

    S1:E12

    A baseball tournament is to be held, in which Class 3-E are forced to play an exhibition match against the top players of the school's baseball club, which Sugino used to be a part of.

    Director:Unknown
    Writer:Makoto Uezu

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  13. Assassination Classroom Season 1 Episode 6 - Test Time
    7.3/10(670 votes)

    S1:E6

    Time for midterms! Koro Sensei gives his aspiring assassins an ultimatum as they battle a grueling test and the disdain of the rest of the school.

    Director:Takashi Kobayashi
    Writer:Makoto Uezu

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  14. Assassination Classroom Season 1 Episode 8 - School Trip Time, Second Period
    7.3/10(638 votes)

    S1:E8

    The E Class gives a pro sniper plenty of chances to take down Koro Sensei, then try to make the most of what's left of their school trip to Kyoto.

    Director:Yusuke Kamata
    Writer:Makoto Uezu

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  15. Assassination Classroom Season 1 Episode 16 - School's Out - First Term
    7.3/10(568 votes)

    S1:E16

    After two days of exams, the results are in. Both the ace A Class and the end E Class must come to terms with the outcome--and so must Koro Sensei.

    Director:Takashi Kobayashi
    Writer:Makoto Uezu

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  16. Assassination Classroom Season 1 Episode 5 - Assembly Time
    7.2/10(678 votes)

    S1:E5

    Before the torturous school assembly begins, Okuda attempts to poison Koro Sensei in an unexpected way... with unexpected results.

    Director:Unknown
    Writer:Makoto Uezu

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  17. Assassination Classroom Season 1 Episode 7 - School Trip Time, First Period
    7.2/10(657 votes)

    S1:E7

    The students go on a school trip to Kyoto, where they must still keep assassination foremost in their minds. Kanzaki faces trouble from her past.

    Director:Takashi Kobayashi
    Writer:Makoto Uezu

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  18. Assassination Classroom Season 1 Episode 9 - Transfer Student Time
    7.2/10(631 votes)

    S1:E9

    A new student joins the E Class with a singleminded focus on assassination that drives her classmates to distraction. Koro Sensei to the rescue!

    Director:Yuu Kinome
    Writer:Makoto Uezu

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  19. Assassination Classroom Season 1 Episode 15 - End-of-Term Time
    7.2/10(572 votes)

    S1:E15

    For finals, Koro Sensei gives his class a new goal--with an irresistible reward. The E Class makes its own deal with the top-tier A Class's Big Five.

    Director:Unknown
    Writer:Makoto Uezu

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  20. Assassination Classroom Season 1 Episode 17 - Island Time
    7.2/10(572 votes)

    S1:E17

    The E Class trains intently under a pro killer to prepare for their island assassination. Once there, they must make sure everything falls into place.

    Director:Unknown
    Writer:Makoto Uezu

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  21. Assassination Classroom Season 1 Episode 2 - Baseball Time
    7.0/10(774 votes)

    S1:E2

    The reasoning behind the E Class's segregation is revealed. Nagisa tracks Koro Sensei's weak points in the hopes of using them to take him down.

    Director:Takashi Kobayashi
    Writer:Makoto Uezu

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  22. Assassination Classroom Season 1 Episode 10 - L and R Time
    7.0/10(619 votes)

    S1:E10

    Irina is greeted by her former master, retired assassin Lovro, who thinks she should give up as she has no chance of killing Koro-sensei.

    Director:Unknown
    Writer:Makoto Uezu

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Season 1 Ratings Summary

"Nagisa Time" is the best rated episode of Assassination Classroom season 1. It scored 8.1/10 from 670 votes. Directed by Shintaro Itoga, Yoshihito Nishouji and written by Makoto Uezu, it aired on June 20, 2015. This episode is rated 0.2 points higher than the second-best, "Action Time".