
Miyari Nemoto
Ruri Tanigawa (voice)


TV SERIES
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.

Ruri Tanigawa (voice)

Nagi Arato (voice)
2020Series
2022Series
2010Series
2022Series
2011Series
2025Series
2024Series
2019Series
2016Series
2015Series
2018Series
01High school girl Ruri meets graduate student Nagi while collecting minerals in the mountains.
02Ruri is determined to find gold, but Nagi explains that it might not be as likely as she hopes.
03Ruri meets Nagi's colleague Imari, and the three embark on a journey to find a lost mine.
04In search of sapphire, Nagi teaches Ruri how to study sand, but Ruri prefers to hunt on a bigger scale.
05Ruri, Nagi, and Imari head to the beach in search of agate, and Ruri learns about the long lifecycle of rocks.
06Just as the group begins searching for sapphire on foot, Ruri uncovers a grave mistake that halts their plans.
07Ruri finds sea glass on the beach and runs into her classmate Shoko, who has a secret passion for minerals.
08Ruri teams up with Shoko for a science project, which takes a turn when they discover a strange, orange rock.
09Ruri and Nagi head out to hunt for opals but discover that the area has already been fully excavated.
10Imari leads a hunt for manganese ore, when the group encounters a mystery along abandoned railroad tracks.
11When Ruri has trouble deciding on her future, she turns to her study of sapphire.
12When Ruri discovers her grandpa's old crystal radio, she's determined to restore it.
13Ruri, Shoko, Nagi, and Imari take a trip together, where they search for meteorite at a hot springs inn.