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The Best Episodes of Ruri Rocks

Every episode of Ruri Rocks ranked from best to worst. Let's dive into the Best Episodes of Ruri Rocks!

Binge this in 5h 12m•Peaking at 9.0/10

High schooler Ruri Tanigawa loves shiny things. She loves them so much that she heads into the mountains to search for crystals herself—where she unexpectedly meets Nagi Arato, a graduate student studying mineralogy. As the

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Episode Rankings

  1. #1 Fan Favorite
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    Ruri Rocks Season 1 Episode 7 - Seaside Recycling Studio
    9.0/10(45 votes)

    #1 - Seaside Recycling Studio

    S1:E7

    Ruri finds sea glass on the beach and runs into her classmate Shoko, who has a secret passion for minerals.

    Director:Masaho Hori
    Writer:Shingo Fujii

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  2. Ruri Rocks Season 1 Episode 9 - Time Capsule of 1.9 Million Tons
    9.0/10(46 votes)

    #2 - Time Capsule of 1.9 Million Tons

    S1:E9

    Ruri and Nagi head out to hunt for opals but discover that the area has already been fully excavated.

    Director:miton
    Writer:Naoto Taniuchi

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  3. Ruri Rocks Season 1 Episode 2 - The Value of Golden Color
    8.9/10(67 votes)

    #3 - The Value of Golden Color

    S1:E2

    Ruri is determined to find gold, but Nagi explains that it might not be as likely as she hopes.

    Director:Yasuhiko Akiyama
    Writer:Michiko Yokote

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  4. Ruri Rocks Season 1 Episode 11 - The Sapphire Cradle
    8.9/10(40 votes)

    #4 - The Sapphire Cradle

    S1:E11

    When Ruri has trouble deciding on her future, she turns to her study of sapphire.

    Director:Yurika Tsushima
    Writer:Miharu Hirami

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  5. Ruri Rocks Season 1 Episode 12 - Memories Come with Rocks and Noise
    8.9/10(39 votes)

    #5 - Memories Come with Rocks and Noise

    S1:E12

    When Ruri discovers her grandpa's old crystal radio, she's determined to restore it.

    Director:Ayumu Uwano
    Writers:Michiko Yokote, Shingo Fujii

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  6. Ruri Rocks Season 1 Episode 13 - Look Up, Examine, Search! And Next!
    8.9/10(43 votes)

    #6 - Look Up, Examine, Search! And Next!

    S1:E13

    Ruri, Shoko, Nagi, and Imari take a trip together, where they search for meteorite at a hot springs inn.

    Director:Shingo Fujii
    Writer:Michiko Yokote

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    The 20 WORST Episodes of Ruri Rocks

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  7. Ruri Rocks Season 1 Episode 5 - Worlds Seen and Unseen
    8.8/10(49 votes)

    #7 - Worlds Seen and Unseen

    S1:E5

    Ruri, Nagi, and Imari head to the beach in search of agate, and Ruri learns about the long lifecycle of rocks.

    Director:miton
    Writer:Naoto Taniuchi

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  8. Ruri Rocks Season 1 Episode 3 - The Lost Planet
    8.7/10(60 votes)

    #8 - The Lost Planet

    S1:E3

    Ruri meets Nagi's colleague Imari, and the three embark on a journey to find a lost mine.

    Director:Akie Ishii
    Writer:Michiko Yokote

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  9. Ruri Rocks Season 1 Episode 6 - A Closer Look into the Blue
    8.6/10(43 votes)

    #9 - A Closer Look into the Blue

    S1:E6

    Just as the group begins searching for sapphire on foot, Ruri uncovers a grave mistake that halts their plans.

    Director:Hironori Tanaka
    Writer:Miharu Hirami

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  10. Ruri Rocks Season 1 Episode 8 - The Golden Elegy
    8.6/10(43 votes)

    #10 - The Golden Elegy

    S1:E8

    Ruri teams up with Shoko for a science project, which takes a turn when they discover a strange, orange rock.

    Directors:Yasuhiko Akiyama, Tomio Yamauchi
    Writer:Miharu Hirami

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  11. Ruri Rocks Season 1 Episode 4 - Study of Sands
    8.5/10(52 votes)

    #11 - Study of Sands

    S1:E4

    In search of sapphire, Nagi teaches Ruri how to study sand, but Ruri prefers to hunt on a bigger scale.

    Director:Yurika Tsushima
    Writer:Michiko Yokote

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  12. Ruri Rocks Season 1 Episode 1 - My First Mineral Hunt
    8.2/10(84 votes)

    #12 - My First Mineral Hunt

    S1:E1

    High school girl Ruri meets graduate student Nagi while collecting minerals in the mountains.

    Director:Shingo Fujii
    Writer:Michiko Yokote

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  13. Ruri Rocks Season 1 Episode 10 - Sentence to an Abandoned Railroad
    8.2/10(39 votes)

    #13 - Sentence to an Abandoned Railroad

    S1:E10

    Imari leads a hunt for manganese ore, when the group encounters a mystery along abandoned railroad tracks.

    Director:Akie Ishii
    Writer:Michiko Yokote

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Best Episodes Summary

"Seaside Recycling Studio" is the best rated episode of "Ruri Rocks". It scored 9/10 based on 45 votes. Directed by Masaho Hori and written by Shingo Fujii, it aired on 8/17/2025. This episode scored 0.0 points higher than the second highest rated, "Time Capsule of 1.9 Million Tons".