Ruri Rocks anime reveals July 2025 release date and more

Thursday, May 29, 2025, saw the second promotional video for the television Ruri Rocks anime series officially revealed, which confirmed its Japanese release date of Sunday, July 6, 2025. Also known by the English title 'Introduction to Mineralogy,' the promotional video also revealed the anime’s opening and ending theme song, previewing the former.

The Ruri Rocks anime also confirmed additional staff members for its production at Studio Bind in this latest batch of news. Effectively, the only major information on the series still unknown is its international streaming availability. However, fans can expect this to be clarified in the coming weeks as the anime’s officially confirmed July 6 release date in Japan draws near.

Ruri Rocks anime’s new promotional video highlights Ruri and Nagi’s initial meeting and adventures

The Ruri Rocks anime is currently slated for a premiere on Japanese television on Sunday, July 6, 2025, at 9 pm Japanese Standard Time (JST). The series will first air on AT-X at this time before airing on Tokyo MX at 9:30 pm JST and on BS11 at 10:30 pm JST. The series will also air on ABC TV and TV Aichi on Wednesday, July 9. The anime’s international and domestic streaming details have both yet to be confirmed as of this article’s writing.

The anime’s opening theme song is titled “Hikari no Sumika,” or “Home of Light,” and will be performed by Rei Yasuda. The opening theme song is previewed in the latest promotional video, as mentioned above. The ending theme song is titled “Sapphire” and will be performed by Hana Hope. The anime stars Miyari Nemoto as Ruri Tanigawa, Asami Seto as Nagi Arato, Yumi Miyamoto as Yoko Imari, Saki Hayashi as Shoko Seto, and Misuzu Yamada as Aoi Kasamaru.

Shingo Fujii is directing the Ruri Rocks anime at Studio Bind, with Michiko Yokote in charge of series composition. Mayu Fujii is designing the characters, with Kohei Yoshida serving as sound director. Daisuke Achiwa and Kazuki Yanagawa are composing the anime’s music, while EGG FIRM is credited with producing the series. The anime’s newly announced staff includes:

Assistant Director: Yasuhiko Akiyama
Chief Animation Directors: Mayu Fujii, Kazuhiro Ōta
Prop Design: Ayumi Ninomiya, Anzu Nakai
Mineral Design: CLUSELLER
Art Director: Shunichirō Yoshihara
Art Setting: Kazushi Fujii
Color Key Artist: Makiko Doi
Compositing Director of Photography: Takuya Ogata
Editing: Yūji Oka
Sound Effects: Takuya Hasegawa
Sound Production: Bit Grooove Promotion

The television anime series will adapt mangaka Keiichiro Shibuya’s original Ruri no Hoseki manga series, also known as Ruri Rocks or Introduction to Mineralogy. The manga began serialization in Enterbrain’s Harta magazine in August 2019, where it is still ongoing today. The manga has been collected into five compilation volumes thus far, none of which are officially available in English as of this article’s writing.

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About the author

Joseph has been working as an anime content specialist for Sportskeeda since the past 2.5 years. Primarily covering his core genre, he also contributes to popular culture writing news stories and cult classic features on older series.

Joseph holds a Bachelor’s degree in English from the University of Delaware, United States. His love of anime, combined with his background in literature, influenced his interest in engaging readers through the written word. He maintains complete accuracy in his content by verifying each and every piece of information regardless of how long it takes, and ensure that the output is impartial and free of bias.

Chainsaw Man, One Piece, Berserk, Undead Unluck, Re:ZERO, Tower of God, Jujutsu Kaisen, Inuyasha, and Fire Punch are some of Joseph’s favorite animanga. His exposure to 4kids' Sonic X series, One Piece, Yu-Gi-Oh, and Dragon Ball Z on Toonami fueled his enthusiasm for the medium.

When not dissecting anime plots, Joseph likes to cook, play games, work on cars, browse new music, and watch pro wrestling, especially AEW. He also enjoys ocean-based activities - beach trips, fishing, swimming and watersports.

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Edited by Joseph Brogan