Diana Garnet

Diana Caroline Garnett (Japanese: ダイアナ・キャロライン・ガーネット, Hepburn: Daiana Kyarorain Gānetto, born August 25), known professionally as Diana Garnet, is an American-born J-pop singer and voice actor. They are signed to Mastersix Foundation under Sony Music Entertainment Japan.

Biography Born in Washington, D.C., Diana was influenced by their father, a fan of anime and manga, and grew up interested in Japanese culture. They were influenced by Japanese music used in anime, which motivated them to pursue a singing career in Japan.

Their interest in the country was further sparked by two year-long exchanges in Japan in both high school and university. Upon graduating from university, they relocated to Tokyo, Japan, to work as an Assistant Language Teacher while doing freelance narration and vocals for radio and advertisements.

They began uploading covers of anime, J-pop and vocaloid songs onto YouTube and Niconico, gaining popularity and attention under their aliases Tonkhai and トンカイ.

2013–2014: Nodojiman The World, Japanese Debut and Cover☆Girl Diana appeared on NTV's singing competition "Nodojiman The World" and won the Spring 2013 edition.

Following their victory, they signed with Sony Music Entertainment Japan and made their major debut on October 22, 2013, with their first single "Mata Kimi ni Koi shiteru", under Mastersix Foundation and Sony Music Records.

A cover album named "Cover☆Girl", compiling the tracks "Mata Kimi ni Koi shiteru" and "My Revolution" from their first single among other covers of songs like Judy and Mary's "Sobakasu", Zone's "Secret base (Kimi ga kureta mono)" and Yoko Takahashi's "Zankoku Tenshi na These" was released on November 27.

2014–2015: Featured artist, Spinning World and Nankai! Mystery 2014 saw Diana being featured as an artist in Dohzi-T's track "Turn Me On ft. Diana Garnet", released on March 19 on his sixth studio album "T's Music".

The title track of their first original single, "Spinning World", released on February 11, 2015, was used as the ending theme song for the anime Naruto: Shippuden and grew to be one of the most beloved songs to their fans. As of 2024, the song has amassed more than 2 million plays on Spotify.

They promoted their first theme song feature with appearances on TV shows like TV Tokyo's "Animemashite" and variety shows like TV Asahi's "Kanjani8 no The Mozart: Ongakuō No.1 Ketteisen".

On February 25, Japanese rock band Flow released their compilation album Flow Anime Best Kiwami, featuring Diana on their cover track "Blue Bird ft. Diana Garnet", originally by Japanese pop-rock band Ikimono-gakari. On August 15, the singer, as well as the band Granrodeo, went on to perform with the band as guest performers on their Flow World Tour 2015: Kiwami world tour finale in the Hibiya Open-Air Concert Hall in Chiyoda, Tokyo.

Diana's second original single, Nankai! Mystery, was released on November 25. Its title track was chosen to be the theme song of the anime adaptation of the original light novel series Tantei Team KZ Jiken Note.

2017–2018: Voice actor, Igo Focus, Radio host and Thank you for the Music In 2017, Diana branched out in their engagements, appearing in many events in Japan like the KIDSTONE Summer Presentation Program and stateside anime and manga conventions, like Ohayocon and Animazement, as well as on TV and in print. They also took on voice acting, narration and becoming a TV host.

In February, they first provided their voice for English-speaking roles of Joule and Lumen the double identities of the heroine of Azure Striker Gunvolt, in the English dub of the original video anime adaptation of the game, released worldwide on the Nintendo eShop.

In March, they provided the voice for the main character Koko in the English Dub of the anime film Shimajiro and the Rainbow Oasis. Later on in 2018, they also lent their voice to the main character Aura in the English Dub for the anime film Shimajiro the Movie: Adventures on Magic Island.

From April until March 2018, Diana was the host for the 2017 season of the long-running series Igo Focus, an establishment in the Japanese world of Go.

Since April, they have been one of the co-hosts of the educational NHK radio show "Kiso Eigo 1", a main staple among language education in Japan since its first broadcast in 1994. As of 2024, alongside fellow co-host Chris Nelson, they possess one of the longest tenures a co-host of this radio show has ever had.

During the same time they also narrated the NHK World series "Anime Supernova", highlighting different directors in the Japanese animation industry for a global audience. They also landed their first Japanese-speaking role for the dramatization of Yushi Okajima's book "Gijinka de manabo! IT Infra no shikumi", voicing the role of DBMS.

Later in the year, they provided their voice for English-speaking roles in several games, like Super Bomberman R and released their third original single, "Thank you for the Music", on November 7. The title track was chosen to be the second ending theme for the third season of the anime series "Meow Meow Japanese History".

2019–2020: Game OSTs, Hello Again and Igo no uta 2019 marked Diana's participation in original soundtracks for video games, as they performed the theme songs of the two video games Nippon Marathon, "Hyperlove Racing", and Dragon Marked for Death, "Faranaja".

The year also saw them venturing into acting, as they appeared in the January TV Kanagawa drama "Shiba Kōen", the February commercial short movie "Man'yō ni Ikō." for hot spring hotel chain Manyo Club and the June Line Live web drama "Shibuya Boys Scramble".

On June 5, they released their first digital single, "Hello Again", providing the first ending theme for the fourth season of "Meow Meow Japanese History".

They continued to pursue voice acting and appeared in Japanese-speaking roles in the anime series "Meow Meow Japanese History" they had previously provided ending themes for, voicing historical characters like Heian period buddhist monk Taihan in February, samurai Egawa Hidetatsu and legendary folk hero Ishikawa Goemon later on in June. In an English-speaking role, they voiced Sophia in the Japanese AMG Entertainment movie "Prison 13" in August.

2020 saw Diana contributing more theme songs and participating in live performances throughout the year.

On January 15, 2020, they released their fifth original single, "Igo no uta". The single contains the cooperation of several individuals: professional Go players Yohei Shimojima penning the lyrics and Asami Ueno designing the cover, singer Chris Hart composing the song with musician Paul Ballard and mangaka Nodoka Tsurimaki drawing the cover art.

They went on to perform the theme songs "Fight Yourself" for the readers theater play "Dragon Zakura~2nd season~" in January and "Here and Now" for the visual novel Caffeine: Victoria's Legacy in March, for which they also voiced the main character Eliza.

2021–2022: Further voice acting and Voice directing In 2021 and 2022, Diana continued to voice act, lending their voice bilingually to both Japanese and English-speaking roles.

Since February, they have been voicing the Japanese-speaking role of Japanese English teacher Momo Tomozawa, a main character of the well-received Benesse franchise "Kūsō Gakuen Pantasia". They appeared in the animated Netflix series "Bee and Puppycat" as the TempBot in September.

Diana also worked as a casting director and voice-over director on several games, namely "Rival Megagun XE", "Gunvolt Chronicles: Luminous Avenger iX 2" and "Azure Striker Gunvolt 3".

In December, they voiced the Genshin Impact character Dehya in the Dillongoo Studios web anime short "Nameless Road" for MiHoYo's regular fan event "HoyoFair 2023". This marked the beginning of Diana's collaborations with Dillon Gu and Dillongoo Studios projects.

2023–2024: Continued voice acting & directing, Tie-up releases and Lumin 2023 saw Diana create their first manga series, "MIKU's NY Broadway Diary", providing the story for the series, while artist Nobile provided the art. The series was first released the "Radio Chūgakusei no Kiso Eigo Level 1" educational book series in March, published by NHK Shuppan. The last chapter was released in February 2024.

On April 15, they released their second digital single "Genshindou", providing the theme song for the first ("The Shogunate") and fourth episodes ("Visiting Neo Inazuma") of the MiHoYo commissioned Genshin Impact alternate universe anime series, "Progenitor". Remixes of the song would also be featured as the opening and ending themes for episode 2 ("Albedo"). Furthermore, Diana voiced the character Klee for the series. As Klee, they contributed the character song "Klee's Lullaby" for the original soundtrack of the series.

On July 28, Diana released their third digital single "Heiwa Sanka", the theme song for the Yostar commissioned Arknights alternate universe anime short film "Legend of Chongyue". Diana also contributed to the short film as a casting and voice director.

On October 19, they released their first duet single, "Kegareta Michi e no Tatakai", with Norwegian singer and YouTuber PelleK. The music video was shot in Hjertnes Kulturhus in Sandefjord, Norway.

On October 31, Diana performed the theme song "Ruby Red Shoes" for AstralShift's acclaimed visual novel "Little Goody Two Shoes". They also voiced Elise, the protagonist of the game, and contributed the character song "Ruby Mirage Slippers" as said character for the original soundtrack of the game.

In December, they performed as a guest performer in the Yokohama leg of Flow's domestic tour, "FLOW THE CARNIVAL 2023: NARUTO Shibari". The concert was recorded and broadcast on Space Shower TV as a TV special on February 7, 2024, and later released as on Blu-ray and CD.

On February 11, 2024, Diana's VTuber character Lumin Tsukiboshi debuted through her first livestream. Originally introduced on a character sheet on September 20, 2023. The character maintains in her livestreams that Lumin and Diana are to be seen as two different entities, with "Diana Garnet" being her family-friendly real life identity with commitments to their clients, while "Lumin" would be able to interact with fans more and cover songs that wouldn't necessarily align with Diana Garnet's public image. Whenever Lumin alludes to her real life, she would refer to her persona "Diana Garnet" as "the voice inside". Lumin would pursue activities as a music artist under the name "Lumin".

Diana also provided vocals for the character song "No Name (English ver.)" of ninja Asahi, a character of the Bank of Innovation smartphone game "MementoMori".

In July, Diana performed the theme song "Set Sail" for the summer event "Beauty Full Shot" of the Shift Up smart phone game "Goddess of Victory: Nikke".

In October, they performed the character song "Lamb's Requiem" and co-wrote four different character songs for the Inti Creates game "Card-en-Ciel".

Diana also provided vocals for the theme of the video game "The 257th Element" in August and performed the theme for the video game "Starlight Re:Volver" in December.

In December, their tenth digital single "Michibiki no Hoshi" provided the theme song for the fifth ("Invasion") and the final sixth episodes ("Keep Moving Forward") of the MiHoYo commissioned Genshin Impact alternate universe anime series, "Progenitor".

2025–present In January 2025, Diana released their eleventh digital single "In Another Story", providing the theme for the MiHoYo commissioned Honkai: Star Rail alternate universe anime short film, "Millennium Idol: In Another Life".

In March, their twelfth digital single in collaboration with music producer RichaadEB and singer Little V was a cover of "Kingslayer" (originally by Bring Me the Horizon featuring Babymetal).

In July, they contributed their vocals for the ending theme "Sono Saki no Sora e" ("The Sky Ahead" ) for upcoming Netflix anime series adaptation of the novel Leviathan by Scott Westerfeld, penned by Joe Hisaishi and arranged by Nobuko Toda and Kazuma Jinnouchi." A year prior in July 2024, production company Qubic Pictures teased the singer's live performance of the song at their panel discussing the anime series at Otakon.

In August, their thirteenth digital single "Kimi no Shiranai Monogatari (Alice Thymefield Version)" (originally by Supercell) was released to commemorate their role of Alice Thymefield in the video game Zenless Zone Zero.

In December, their fourteenth digital single "Spinning World (10 Year Anniversary Version)" was released to commemorate the ten year release anniversary of their first original single "Spinning World".

In January 2026, they contributed lyrics and, along Tateshi Starwalker, also their vocals for "Straight to the Top", an insert song for the anime Medalist, composed by Yuki Hayashi.

In March 2026, they started voice acting for a Roblox game called Pressure.

Personal life Diana identifies as non-binary.

Discography

Studio albums Release dateTitleAlbum detailsTrack listPeak chart positionsJPN 2013/11/27Cover☆Girl [ja]105

Singles

Digital singles As Diana Garnet As Lumin

Tie-ups ※Credited as Momo TomozawaNatsu no Owari, Kimi wo Omou (夏の終わり、君を想う)2022Fuyu no Kioku (冬の記憶)MomoNaru Perfect English! (ももなるパーフェクトイングリッシュ！)Character song of manga series "Kūsō Gakuen Pantasia" ※Credited as KleeHeiwa Sanka (平和賛歌)Theme song of Yostar Arknights alternate universe web anime short film "Legend of Chongyue"Seishun Song (青春ソング)Character song of manga series "Kūsō Gakuen Pantasia" ※Duet, credited as MomoNaruGenshindou (現振動, Genshindō) (Cyberpunk Remix)Opening theme of MiHoYo Genshin Impact alternate universe web anime series "Progenitor" episode 2 ("Albedo")Ruby Red ShoesTheme song of visual novel "Little Goody Two Shoes"Ruby Mirage SlippersCharacter song of visual novel "Little Goody Two Shoes" ※Credited as EliseMacaron MemoriesTheme song of MiHoYo Genshin Impact alternate universe web anime short film "Cyber Fontaine: The Last Bakery"2024ShowCharacter song cover of manga series "Kūsō Gakuen Pantasia" ※Credited as Momo TomozawaNo Name (English ver.)Character song of smartphone game "MementoMori" (English dub) ※Credited as AsahiSaid NothingCharacter song of manga series "Kūsō Gakuen Pantasia" ※Credited as Momo TomozawaSet SailTheme song of Shift Up smartphone game "Goddess of Victory: Nikke" summer event "Beauty, Full Shot"257 Drops of RainTheme song of REAL Co.Ltd visual novel "The 257th Element" (English dub)Tabula Rasa (タブラ・ラサ)Character song of manga series "Kūsō Gakuen Pantasia" ※Credited as Momo TomozawaKagayaku (輝く)Theme song of MiHoYo Genshin Impact alternate universe web anime series "Genshin Elemental Warfare" episode 3 ("Fight at the Museum")Sensei minna de Utau! Benkyō Song Medley (先生みんなで歌う！勉強ソングメドレー)Character song medley of manga series "Kūsō Gakuen Pantasia" ※Group performance, credited as Naruri, Momo Tomozawa, Satomi Aomi, Ryūta Akagi, Osamu Midorigaoka & Raymond TurnerLamb's RequiemCharacter song of video game "Card-en-Ciel" (English dub) ※Credited as RaffaellaRevolutionTheme song of video game "Starlight Re:Volver"Michibiki no Hoshi (導きの星)Theme song of MiHoYo Genshin Impact alternate universe web anime series "Progenitor" episodes 5 ("Invasion") & 6 ("Keep Moving Forward")2025In Another StoryTheme song of MiHoYo Honkai: Star Rail alternate universe web anime short film "Millennium Idol: In Another Life"Baby love! Baby please! (English Ver.)Theme song of anime series "Isekai Onsen Paradise" (English dub) ※Group performance, credited as Diana Garnet, Laura Welsh, Betty BAT & MiannWhere Friends MeetTheme song of VTuber convention "OffKai Expo Gen 4" ※Group performance, credited as Freyja Cesteline, Kuwanano, Lumin, MUGA, Nana Asteria, Rio Fukai, Seion Aera, Silvi Mikazuki, Vedra, Xiulan Long & Yura RikudouZenshin Machine Girls (戦え!マシンガールZu, Tatakae! Mashin Gāruzu) (English Ver.)Theme song of video game "Full Metal Schoolgirl" (English dub) ※Duet, credited as Ryoko Arahabaki & Akemi MinamiazabuThe Sky Ahead (その先の空へ, Sono Saki no Sora e)Ending theme of Netflix anime series "Leviathan" | Flow 2015/02/25 Flow Anime Best: Kiwami (FLOW ANIME BEST 極) [ja]

2016/07/06 Naruto the Best | 2019/01/25 Nippon Marathon (Original Soundtrack)| Inti Creates 2019/03/01 Dragon Marked For Death Soundtrack | Kikai Digital 2020/03/27 Caffeine: Victoria's Legacy OST|

2023/04/28

2023/07/28 Legend of Chongyue (Original Animation Soundtrack)| Flow 2023/08/30 Flow the Cover: Naruto Shibari (FLOW THE COVER 〜NARUTO縛り〜)| Autodidactic Studios 2023/09/23 Progenitor: Albedo (Original Animation Soundtrack)|

Little Goody Two Shoes (Official Game Soundtrack) (Side B)|

2024/01/17 (Digital)

Autodidactic Studios 2023/12/29 The Last Bakery (Original Animation Soundtrack)| FLOW 2024/02/21 Flow 20th Anniversary Special Live 2023: Anime Shibari Festival (FLOW 20th ANNIVERSARY SPECIAL LIVE 2023 ～アニメ縛りフェスティバル～ ((初回生産限定盤) - DISC 2)) (First Press Limited Edition: Disc 2)| Level Nine 2024/07/06 Beauty, Full Shot (Goddess of Victory: Nikke Original Soundtrack)| Sound of Windshift 2024/08/03 257 Drops of Rain| Bank of Innovation, Inc. 2024/12/25 MementoMori Lament Collection Vol.2 (English Ver.)| Nobuko Toda & Kazuma Jinnouchi 2025/07/10 Leviathan (Soundtrack from the Netflix Series)| Milo Poniewozik 2026/02/19 Starlight Re:Volver Original Soundtrack| Yuki Hayashi 2026/04/22 BGM from TV series "Medalist 2" (TVアニメ『メダリスト』Season 2 オリジナルサウンドトラック)'' As Diana Garnett As Ryoko Arahabaki As Elise As Klee As Raffaella ArtistRelease dateTitleAlbum detailsTrack listV.A.2024/10/24Card-en-Ciel Soundtrack (CD 2) As Tonkhai As Lumin Tsukiboshi

Composing and song-writing As Diana Garnet Legend of Chongyue (Original Animation Soundtrack) (Autodidactic Studios)Macaron MemoriesLyricist (Japanese), Co-ComposerMacaron Memories [ja] (Diana Garnet, Lumin)

Film

Narration

Staff positions

Animation As Diana Garnet

Video games

Film

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Manga