Episode 1
My First Mineral Hunt
24m7.3 / 10
High school girl Ruri meets graduate student Nagi while collecting minerals in the mountains.
Episode credits
Directed by Shingo FujiiWritten by Michiko YokoteGuest stars Misuzu Yamada, Megumi Toyoguchi
TV series
Ruri Rocks
2025TV-141 season7.5 / 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 pair start collecting minerals together, Ruri begins developing a genuine appreciation for science and the beauty of the natural world.
Availability
Not streaming in United States
Checked Jul 22, 2026
Ruri Rocks premiered July 6, 2025. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
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 pair start collecting minerals together, Ruri begins developing a genuine appreciation for science and the beauty of the natural world.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Where to watch Ruri Rocks
Episode 2
The Value of Golden Color
24m6.7 / 10
Ruri is determined to find gold, but Nagi explains that it might not be as likely as she hopes.
Episode credits
Directed by Yasuhiko AkiyamaWritten by Michiko YokoteGuest stars Nobuaki Kanemitsu
Episode 3
The Lost Planet
24m6.7 / 10
Ruri meets Nagi's colleague Imari, and the three embark on a journey to find a lost mine.
Episode credits
Directed by Akie IshiiWritten by Michiko YokoteGuest stars Yume Miyamoto
Episode 4
Study of Sands
24m6.0 / 10
In search of sapphire, Nagi teaches Ruri how to study sand, but Ruri prefers to hunt on a bigger scale.
Episode credits
Directed by Yurika TsushimaWritten by Michiko YokoteGuest stars Yume Miyamoto, Saki Hayashi, Misuzu Yamada, Momoka Terasawa
Episode 5
Worlds Seen and Unseen
24m5.7 / 10
Ruri, Nagi, and Imari head to the beach in search of agate, and Ruri learns about the long lifecycle of rocks.
Episode credits
Directed by mitonWritten by Naoto TaniuchiGuest stars Yume Miyamoto, Akira Koga
Episode 6
A Closer Look into the Blue
24m6.0 / 10
Just as the group begins searching for sapphire on foot, Ruri uncovers a grave mistake that halts their plans.
Episode credits
Directed by Hironori TanakaWritten by Miharu HiramiGuest stars Yume Miyamoto, Takamasa Mogi, Saki Hayashi
Episode 7
Seaside Recycling Studio
24m6.0 / 10
Ruri finds sea glass on the beach and runs into her classmate Shoko, who has a secret passion for minerals.
Episode credits
Directed by Masaho HoriWritten by Shingo FujiiGuest stars Yume Miyamoto, Saki Hayashi, Misuzu Yamada, Momoka Terasawa, Shinji Kawada, Hana Takeda, Hina Natsume
Episode 8
The Golden Elegy
24m6.0 / 10
Ruri teams up with Shoko for a science project, which takes a turn when they discover a strange, orange rock.
Episode credits
Directed by Yasuhiko Akiyama, Tomio YamauchiWritten by Miharu HiramiGuest stars Yume Miyamoto, Saki Hayashi, Misuzu Yamada, Momoka Terasawa
Episode 9
Time Capsule of 1.9 Million Tons
24m5.7 / 10
Ruri and Nagi head out to hunt for opals but discover that the area has already been fully excavated.
Episode credits
Directed by mitonWritten by Naoto TaniuchiGuest stars Yume Miyamoto, Saki Hayashi, Maria Abo, Chiyuri Ito
Episode 10
Sentence to an Abandoned Railroad
24m6.3 / 10
Imari leads a hunt for manganese ore, when the group encounters a mystery along abandoned railroad tracks.
Episode credits
Directed by Akie IshiiWritten by Michiko YokoteGuest stars Yume Miyamoto, Saki Hayashi, Daiki Kouketsu, Volcano Ota, Takuro Suzuki
Episode 11
The Sapphire Cradle
24m6.0 / 10
When Ruri has trouble deciding on her future, she turns to her study of sapphire.
Episode credits
Directed by Yurika TsushimaWritten by Miharu HiramiGuest stars Yume Miyamoto, Saki Hayashi, Misuzu Yamada
Episode 12
Memories Come with Rocks and Noise
24m6.0 / 10
When Ruri discovers her grandpa's old crystal radio, she's determined to restore it.
Episode credits
Directed by Ayumu UwanoWritten by Michiko Yokote, Shingo FujiiGuest stars Yume Miyamoto, Saki Hayashi, Misuzu Yamada, Megumi Toyoguchi, Sho Koneri
Episode 13
Look Up, Examine, Search! And Next!
24m5.0 / 10finale
Ruri, Shoko, Nagi, and Imari take a trip together, where they search for meteorite at a hot springs inn.
Episode credits
Directed by Shingo FujiiWritten by Michiko YokoteGuest stars Yume Miyamoto, Saki Hayashi
Episode information updated Jul 23, 2026
Available now in United States
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More about Ruri Rocks
Cast
Miyari NemotoRuri Tanigawa (voice)
Asami SetoNagi Arato (voice)
Yume MiyamotoYoko Imari (voice)
Misuzu YamadaAoi Kasamaru (voice)
Momoka TerasawaMaika Iwakumo (voice)
Megumi ToyoguchiRuri's Mother (voice)
Shinji KawadaShoko's Father (voice)
Hana TakedaShoko's Mother (voice)Credits
- Written by
- Michiko Yokote, Miharu Hirami, Shingo Fujii, Naoto Taniuchi
Production details
- Status
- Ended
- Series type
- Scripted
- Episodes
- 13
- Original language
- Japanese
- Original title
- 瑠璃の宝石
Networks & production
AT-XJapan
Studio BindJapan
EGG FIRMJapan
AniplexJapan
KADOKAWAJapan
Tokyo MXJapan
Themes
animebased on mangacgdcteducationalexplorationgemstonegeologygraduate student