, also known as ''Introduction to Mineralogy'', is a Japanese

manga are comics or graphic novels originating from Japan. Most manga conform to a style developed in Japan in the late 19th century, and the form has a long history in earlier Japanese art. The term is used in Japan to refer to both comics ...

series written and illustrated by Keiichirō Shibuya. The story features high school student Ruri, a girl who loves

minerals In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2011): M ...

and

jewelry Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment such as brooches, ring (jewellery), rings, necklaces, earrings, pendants, bracelets, and cufflinks. Jewellery may be attached to the body or the ...

who meets graduate student Nagi, fostering an interest in

mineralogy Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical mineralogy, optical) properties of minerals and mineralized artifact (archaeology), artifacts. Specific s ...

. It has been serialized in

Enterbrain , formerly , is a Japanese publisher and division of Kadokawa Future Publishing founded on January 30, 1987, as . Magazines published by Enterbrain are generally focused on video games and computer entertainment as well as video game and strate ...

's manga magazine '' Harta'' since August 2019, with its chapters collected into six volumes as of July 2025. An

anime is a Traditional animation, hand-drawn and computer animation, computer-generated animation originating from Japan. Outside Japan and in English, ''anime'' refers specifically to animation produced in Japan. However, , in Japan and in Ja ...

television series adaptation produced by Studio Bind premiered in July 2025.

Characters

; : ; : ; : ; : ; :

Media

Manga

Written and illustrated by Keiichirō Shibuya, ''Ruri Rocks'' began serialization in

's '' Harta'' magazine on August 10, 2019. The first volume was released on October 15, 2020. As of July 2025, six volumes have been released.

Volumes

Anime

television series adaptation was announced on September 11, 2024. It is produced by Studio Bind and directed by Shingo Fujii, with series composition handled by

Michiko Yokote is a Japanese screenwriter. Screenwriting • Head writer/series composition denoted in bold Anime television series *'' Patlabor: The TV Series'' (1990) *'' Ranma ½'' (1990–1992) *''Rurouni Kenshin'' (1996) *'' Magical Project S '' (1996– ...

, characters designed by Mayu Fujii, and music composed by and . The series premiered on July 6, 2025, on AT-X and other networks. The opening theme song is , performed by

Rei Yasuda Rachel Rhodes (born April 15, 1993), known professionally as , is a Japanese singer and model. She portrayed and co-voiced the character Lumi, the fictional lead vocalist of Genki Rockets in 2006. She debuted as a solo singer in 2013. Early lif ...

, while the ending theme song is , performed by .

Crunchyroll Crunchyroll is an American Video on demand#Subscription models, subscription video on-demand Over-the-top media service, over-the-top Streaming media, streaming service owned by Sony, Sony Group Corporation. The service primarily distributes fi ...

is streaming the series.

Plus Media Networks Asia Aniplus Inc. () is a South Korean television channel and anime distributor. Founded in 2004, the company also operates different businesses including a video on demand platform and a merchandising arm in its own country. Aniplus is owned by JJ ...

has licensed the series in Southeast Asia and broadcasts it on

Aniplus Asia Aniplus Inc. () is a South Korean television channel and anime distributor. Founded in 2004, the company also operates different businesses including a video on demand platform and a merchandising arm in its own country. Aniplus is owned by JJ ...

Episodes

References

External links

* * * {{Studio Bind 2025 anime television series debuts Adventure anime and manga Anime series based on manga Aniplex Aniplus AT-X (TV network) original programming Crunchyroll anime Enterbrain manga Fiction about gemstones Fiction about geology Seinen manga