, who goes by the

mononymous A mononym is a name composed of only one word. An individual who is known and addressed by a mononym is a mononymous person. A mononym may be the person's only name, given to them at birth. This was routine in most ancient societies, and remains ...

stage name A stage name or professional name is a pseudonym used by performers, authors, and entertainers—such as actors, comedians, singers, and musicians. The equivalent concept among writers is called a ''nom de plume'' (pen name). Some performers ...

Keiko (stylized all caps) is a Japanese pop singer. She was one of the vocalists of the

FictionJunction FictionJunction is the solo project of Japanese composer Yuki Kajiura featuring guests musicians, mainly singers. Historically, works between Kajiura and a vocalist were referenced by adding the singer's name after "FictionJunction". Although bo ...

project started by

Yuki Kajiura is a Japanese composer, arranger and music producer. She has provided the music for several popular anime series, such as ''Sword Art Online'', '' Puella Magi Madoka Magica'', '' Fate/Zero'', ''The Garden of Sinners'', '' Pandora Hearts'', and ...

, and is a core member of the vocal group

Kalafina is a Japanese vocal group formed by composer Yuki Kajiura in 2007, mainly to perform theme songs for the anime ''The Garden of Sinners'', but later expanded to include many other theme songs for other anime shows and films including the '' Puel ...

Biography

Keiko is from

Shibuya is a Special wards of Tokyo, special ward in Tokyo, Japan. A major commercial center, Shibuya houses one of the busiest railway stations in the world, Shibuya Station. As of January 1, 2024, Shibuya Ward has an estimated population of 230,60 ...

, Tokyo, Japan. Prior to FictionJunction and Kalafina, she was in a rock vocal duo called Itokubo. She joined the FictionJunction project in 2005, and has performed on many of Kajiura's soundtracks and theme songs for anime shows. was used as an insert song in episodes 19 and 21 of the anime show '' Tsubasa: Reservoir Chronicle'', and was the B-side for the FictionJunction single "Toki no Mukou, Maboroshi no Sora". In 2007, she and FictionJunction member Wakana joined Kajiura's vocal project Kalafina, releasing the song " Oblivious". During her ten years there, Kalafina released five studio albums and two compilation albums, all of which have charted in the Oricon top 10. Space Craft describes her singing as a "captivating bass voice". Following the resignation of Kajiura from Space Craft, Keiko soon left the group in April 2018. She also rejoined FictionJunction for Kajiura's concert performance of tracks from the ''

Princess Principal is a Japanese anime television series produced by Studio 3Hz and Actas. The series was directed by Masaki Tachibana and written by Ichirō Ōkouchi, with original character designs by Kouhaku Kuroboshi and Yukie Akiya, and music by Yuki ...

'' anime television series. In April 2020, she announced she was working on a solo album with

Avex Trax is a record label owned by Japanese entertainment conglomerate Avex Inc. The label was launched in September 1990, and was the first label by the Group. History Two years after Max Matsuura began a career distributing studio albums from othe ...

. Her first solo single, which has the songs "Inochi no Hana" and "Be Yourself", was released in May. "Inochi no Hana" was her first song where she wrote lyrics. In September, she held a live performance titled ''KEIKO First Live K001 – I'm home''. Her studio album ''Lantana'' was released on December 2. Her solo concert ''KEIKO Live K002 ** Lantana * Saita yo '' to promote the album is scheduled for December 16 at

Zepp The Zepp music halls are a group of Japanese music venues covering every area of the country. They play host to many international tours and are a popular stop among Japanese musicians. Each venue takes the Zepp name, along with the city in whic ...

Tokyo and includes a livestreaming of the event. ''Lantana'' reached No. 32 on the

Oricon Albums Chart The Oricon Albums Chart is the Japanese music industry standard albums popularity chart issued daily, weekly, monthly and yearly by Oricon. Oricon originally published LP, CT, Cartridge and CD charts prior to the establishment of the Oricon A ...

. On January 15, 2025, Kalafina has reunited with a concert in Tokyo Garden Theater for their anniversary. Yuki Kajiura was not involved in this reunion concert. On January 27, details for FictionJunction/Yuki Kajiura LIVE vol.#21 were published and Keiko was not listed among the vocalists of the event.

Discography

Singles

As lead artist

As a collaborating artist

Studio albums

Video albums

Other appearances

Notes

References

External links

* at

Avex trax is a record label owned by Japanese entertainment conglomerate Avex Inc. The label was launched in September 1990, and was the first label by the Group. History Two years after Max Matsuura began a career distributing studio albums from othe ...

Keiko profile
at Space Craft
Keiko
at

Oricon , established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics Statistics (from German language, German: ', "description of a State (polity), state, a country") is the discipline that ...

{{Authority control 1985 births Living people Japanese women pop singers Avex Trax artists Musicians from Tokyo Singers from Tokyo People from Shibuya Musicians from Shibuya