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Star Detective Precure! S1E16 — Detective Ellie's Case Book?

7.9

Star Detective Precure!•Season 1•Episode 16

Detective Ellie's Case Book?

7.9/10 · 9 votesMay 17, 202625 min

Ranked #19 of 37 in Season 1•−0.1 vs season avg

Novelist Eliza comes to the CUREtto Detective Agency to ask to work as a detective to get ideas for her next novel. Not long after that, the girls get a request to search for a missing cat.

Directed byTomoki Watanabe

Previous episodeE15 · The Secret of Luluka Moria Next episodeE17 · Memories with Mom

Seasons1

Season 1 Episodes38

Debut! Star Detective Precure! still

Debut! Star Detective Precure!

Introducing the Genius, Jett-Senpai! still

Introducing the Genius, Jett-Senpai!

Everyone Come to the CUREtto Detective Agency! still

Everyone Come to the CUREtto Detective Agency!

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Exciting! Our First Client!

Star Detectives In Trouble? still

Star Detectives In Trouble?

Miraculous Pre-Kit Mirror Loupe! still

Miraculous Pre-Kit Mirror Loupe!

Yikes! The School Is a Maze? still

Yikes! The School Is a Maze?

Pretty Smiles at Pretty Holic! still

Pretty Smiles at Pretty Holic!

Don't Make Assumptions! still

Don't Make Assumptions!

Solve the Mystery of the Painting! still

Solve the Mystery of the Painting!

Cure Arcana Shadow Appears! still

Cure Arcana Shadow Appears!

The Secret of Cure Arcana Shadow still

The Secret of Cure Arcana Shadow

Star Detectives VS Thieves still

Star Detectives VS Thieves

Pochitan's First Outing! still

Pochitan's First Outing!

The Secret of Luluka Moria still

The Secret of Luluka Moria

Detective Ellie's Case Book? still

E16 7.9Now viewing

Detective Ellie's Case Book?

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Memories with Mom

Star Detectives Assemble still

Star Detectives Assemble

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Invitation to the Labyrinth Train?!

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Legend from a Certain Island!

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Detective Ellie's Case Book, Part 2?

Shiruka's Resolve still

Shiruka's Resolve

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Kurea, Sleuthing, and Ice Cream

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Cure Eclair's Identity

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Cure Eclair Returns!

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The Mysterious Thief Decchi Agein!

The Duo's Past still

The Duo's Past

Eclipse Shadow still

Eclipse Shadow

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Star Detective Cure Arcana

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I'm Back, CUREtto Detective Agency

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The Path to Star Detective Starts with a Single Step

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Luluka and the Gold-Star Full Moon

Love Detectives still

Love Detectives

The Gold Medal of Trials still

The Gold Medal of Trials

Usonoir and Nijee's Tea Time still

Usonoir and Nijee's Tea Time

Kurea's Answer still

Kurea's Answer

Cast13

Hikari Senga

Hikari Senga

Anna Akechi / Cure Answer (voice)

Kaede Hondo

Kaede Hondo

Mikuru Kobayashi / Cure Mystique (voice)

Nao Toyama

Nao Toyama

Luluka Moria / Cure Arcana Shadow / Cure Arcana (voice)

Ikumi Hasegawa

Ikumi Hasegawa

Kurea Howa / Cure Eclair (voice)

Yuki Kaji

Yuki Kaji

Jett-senpai (voice)

Emiri Kato

Emiri Kato

Pochitan (voice)

Hina Youmiya

Hina Youmiya

Mashutan (voice)

Karin Isobe

Karin Isobe

Shushutan (voice)

Satoshi Hino

Satoshi Hino

Usonoir (voice)

Yoshitsugu Matsuoka

Yoshitsugu Matsuoka

Nijee (voice)

Ayaka Ohashi

Ayaka Ohashi

Ageseine (voice)

Eiichi Ishikawa

Eiichi Ishikawa

Goemon (voice)

Crew4

Y

Yutaka Nakashima

Storyboard Artist

S

Satohito Sata

Screenplay

T

Tomoki Watanabe

Director

L

Lee Sun-kyoung

Background Designer

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Episode Summary

"Detective Ellie's Case Book?" is episode 16 of Star Detective Precure! season 1. It scored 7.9/10 from 9 votes, ranking #19 of 37 episodes this season (season average 8.0). Directed by Tomoki Watanabe, it aired on May 17, 2026.

Next: E17 · Memories with Mom Best of Season 1