My First Mineral Hunt

Season 1 - Episode 1

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

The Value of Golden Color

Season 1 - Episode 2

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

The Lost Planet

Season 1 - Episode 3

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

Study of Sands

Season 1 - Episode 4

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

Worlds Seen and Unseen

Season 1 - Episode 5

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

A Closer Look into the Blue

Season 1 - Episode 6

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

Seaside Recycling Studio

Season 1 - Episode 7

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

The Golden Elegy

Season 1 - Episode 8

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

Time Capsule of 1.9 Million Tons

Season 1 - Episode 9

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

Sentence to an Abandoned Railroad

Season 1 - Episode 10

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

The Sapphire Cradle

Season 1 - Episode 11

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

Memories Come With Rocks and Noise

Season 1 - Episode 12

Episode 13

Season 1 - Episode 13