Ruri Rocks

Ruri Rocks
First tankōbon volume cover, featuring Nagi Arato (left) and Ruri Tanigawa (right)
瑠璃の宝石
(Ruri no Hōseki)
Genre
Manga
Written byKeiichirō Shibuya
Published byEnterbrain
ImprintHarta Comix
MagazineHarta
Original runAugust 10, 2019 – present
Volumes7
Anime television series
Directed byShingo Fujii
Written byMichiko Yokote
Music by
  • Daisuke Achiwa
  • Kazuki Yanagawa
StudioStudio Bind
Licensed by
Original networkAT-X, Tokyo MX, BS11, TVA, ABC TV
Original run July 6, 2025 September 28, 2025
Episodes13

Ruri Rocks (Japanese: 瑠璃の宝石, Hepburn: Ruri no Hōseki; lit.'Ruri's Jewels'), also known as Introduction to Mineralogy, is a Japanese manga series written and illustrated by Keiichirō Shibuya. The story features high school student Ruri, a girl who loves minerals and jewelry who meets graduate student Nagi, fostering an interest in mineralogy. It has been serialized in Enterbrain's seinen manga magazine Harta since August 2019, with its chapters collected into seven tankōbon volumes as of September 2025. An anime television series adaptation produced by Studio Bind aired from July to September 2025.