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A Certain Scientific Railgun S3E15 — Promise
8.3
A Certain Scientific Railgun•Season 3•Episode 15

Promise

8.3/10 · 96 votesMay 22, 202023 min

Ranked #5 of 25 in Season 3•+0.2 vs season avg

Discussion

A young Kozaku grins and bears her way through her youth in an Academy City research institution, where she befriends Dolly, one of the other girls there. But when Kozaku learns the grim truth about Dolly, it sets her on a life-altering course.

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Seasons4

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Season 3 Episodes25

Super-powered (Level 5) stillE1 8.1

Super-powered (Level 5)

The Daihasei Festival stillE2 8.1

The Daihasei Festival

Balloon Hunter stillE3 8.1

Balloon Hunter

Tampering stillE4 8.2

Tampering

Trust stillE5 8.2

Trust

The Battle Begins stillE6 8.1

The Battle Begins

Auribus oculi fideliores sunt stillE7 8.1

Auribus oculi fideliores sunt

Railgun ✕ Mental Out stillE8 8.1

Railgun ✕ Mental Out

Kozaku Mitori stillE9 8.0

Kozaku Mitori

Clone Dolly stillE10 8.3

Clone Dolly

Joining the Battle stillE11 8.4

Joining the Battle

Exterior stillE12 8.4

Exterior

SYSTEM (Those Who Arrive at Heaven's Will in an Only Human Body) stillE13 8.0

SYSTEM (Those Who Arrive at Heaven's Will in an Only Human Body)

Dragon Strike (Jaw of the Dragon King) stillE14 8.4

Dragon Strike (Jaw of the Dragon King)

Promise stillE15 8.3Now viewing

Promise

Dream Ranker stillE16 7.9

Dream Ranker

Precognition stillE17 8.0

Precognition

Bust Upper stillE18 7.5

Bust Upper

Strange Coincidence stillE19 8.1

Strange Coincidence

Ha Det Bra stillE20 8.3

Ha Det Bra

Doppelganger stillE21 8.0

Doppelganger

Scavenger stillE22 8.1

Scavenger

Possession stillE23 8.0

Possession

Diffusion stillE24 8.1

Diffusion

My Dear Friends stillE25 7.9

My Dear Friends

Cast8

Rina Sato

Rina Sato

Mikoto Misaka (voice)

Satomi Arai

Satomi Arai

Kuroko Shirai (voice)

Aki Toyosaki

Aki Toyosaki

Kazari Uiharu (voice)

Kanae Itou

Kanae Itou

Ruiko Saten (voice)

Minako Kotobuki

Minako Kotobuki

Mitsuko Kongou (voice)

Atsuko Tanaka

Atsuko Tanaka

Harumi Kiyama (voice)

Atsushi Abe

Atsushi Abe

Toma Kamijo (voice)

Kana Ueda

Kana Ueda

Mii Konori (voice)

Crew1

I

Itai Yamamichi

Key Animation

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Episode Summary

"Promise" is episode 15 of A Certain Scientific Railgun season 3. It scored 8.3/10 from 96 votes, ranking #5 of 25 episodes this season (season average 8.1). It aired on May 22, 2020.

Next: E16 · Dream RankerBest of Season 3