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Now playing: Season 1, Episode 1 — My First Mineral Hunt
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.
1. My First Mineral Hunt
2025-07-06
High school girl Ruri meets graduate student Nagi while collecting minerals in the mountains.
2. The Value of Golden Color
2025-07-13
Ruri is determined to find gold, but Nagi explains that it might not be as likely as she hopes.
3. The Lost Planet
2025-07-20
Ruri meets Nagi's colleague Imari, and the three embark on a journey to find a lost mine.
4. Study of Sands
2025-07-27
In search of sapphire, Nagi teaches Ruri how to study sand, but Ruri prefers to hunt on a bigger scale.
5. Worlds Seen and Unseen
2025-08-03
Ruri, Nagi, and Imari head to the beach in search of agate, and Ruri learns about the long lifecycle of rocks.
6. A Closer Look into the Blue
2025-08-10
Just as the group begins searching for sapphire on foot, Ruri uncovers a grave mistake that halts their plans.
7. Seaside Recycling Studio
2025-08-17
Ruri finds sea glass on the beach and runs into her classmate Shoko, who has a secret passion for minerals.
8. The Golden Elegy
2025-08-24
Ruri teams up with Shoko for a science project, which takes a turn when they discover a strange, orange rock.
9. Time Capsule of 1.9 Million Tons
2025-08-31
Ruri and Nagi head out to hunt for opals but discover that the area has already been fully excavated.
10. Sentence to an Abandoned Railroad
2025-09-07
Imari leads a hunt for manganese ore, when the group encounters a mystery along abandoned railroad tracks.
11. The Sapphire Cradle
2025-09-14
When Ruri has trouble deciding on her future, she turns to her study of sapphire.
12. Memories Come with Rocks and Noise
2025-09-21
When Ruri discovers her grandpa's old crystal radio, she's determined to restore it.
13. Look Up, Examine, Search! And Next!
2025-09-28
Ruri, Shoko, Nagi, and Imari take a trip together, where they search for meteorite at a hot springs inn.
Miyari Nemoto
Ruri Tanigawa (voice)
Asami Seto
Nagi Arato (voice)
