Episode 1

My First Mineral Hunt

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

24m

Episode 2

The Value of Golden Color

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

24m

Episode 3

The Lost Planet

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

24m

Episode 4

Study of Sands

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

24m

Episode 5

Worlds Seen and Unseen

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

24m

Episode 6

A Closer Look into the Blue

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

24m

Episode 7

Seaside Recycling Studio

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

24m

Episode 8

The Golden Elegy

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

24m

Episode 9

Time Capsule of 1.9 Million Tons

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

24m

Episode 10

Sentence to an Abandoned Railroad

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

24m

Episode 11

The Sapphire Cradle

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

24m

Episode 12

Memories Come with Rocks and Noise

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

24m

Episode 13

Look Up, Examine, Search! And Next!

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

24m