Sayaka Ichii
Person · female · Japan · Funabashi · born 1983 · recording since 2003
Japanese singer, actress and dancer
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Also known as 市井紗耶香 · Ichii Sayaka · Sayaka Ichii · 市井紗耶香
Timeline
1980s
2000s
· Debut release
Debut release: 4U~ひたすら~
First documented Single in the MusicBrainz discography.
source: musicbrainz
Biography
Biography
Sayaka Ichii (市井 紗耶香, Ichii Sayaka; born December 31, 1983) is a Japanese pop singer and former member for Japanese girl group Morning Musume. She is now a TV talent and actress.
Morning Musume and Hello Project
Ichii was born in Funabashi, Chiba, and joined the girl group Morning Musume in 1998. She, along with Mari Yaguchi and Kei Yasuda, formed the second generation of members. While in Morning Musume, Sayaka Ichii was put into the spin-off group, Petitmoni with Maki Goto and Kei Yasuda . Ichii was also part of the Hello Project! Summer Shuffles 2000 group Aoiro 7. She also recorded a folk song album with Yuko Nakazawa.
She left Morning Musume in May to continue her education.
After Morning Musume
Sayaka Ichii graduated from Morning Musume and Hello! Project after the single "Happy Summer Wedding" in 2000. A year after she left, she formed the group Ichii Sayaka in Cubic-Cross, trio with Taisei (keyboardist from Sharan Q), and wrote two of their songs. In 2003, Cubic-Cross disbanded, and after a solo single.
She retired from the music business at the end of the year.
In February, she joined Ranves Management agency. On August 30, she returned to TV in a TBS show called Sunday Japan.
She also as a politician by the member of Constitutional Democratic Party of Japan, she was a member of House of Councillors of Japan on 26 April 2024, but she only served 93 minutes and resigned on the same day.
Personal life
Ichii announced in 2004 that she was pregnant and was to marry the group's guitarist, Naoki Yoshizawa. The couple had two daughters but divorced in 2011. Ichii later remarried to a beautician and gave birth to a son. Her fourth baby was born in 2017.
Albums
Duet with Yuko Nakazawa
Folk Songs (November 29, 2001)
Ichii Sayaka in Cubic-Cross
C:BOX (November 20, 2002)
Singles
Sayaka Ichii in Cubic-Cross
Jinsei Ga Mou Hajimatteru (April 24, 2002)
Shitsuren Love Song (July 17, 2002)
Todoke! Koi no Telepathy (November 9, 2002)
Zutto Zutto (May 1, 2003)
Sayaka Ichii
4U ~Hitasura~ (September 3, 2003)
Discography & profile
Normalised profile
Percentiles are computed over every artist in the database, so a tier-3 artist can still sit in the 95th percentile on a single axis.
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 12 | 64.8th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 1 | 73.9th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 0 | 9.4th |
| Genres | 3 | 80.4th |
Percentiles are computed at render time; missing values mean the artist has no data on that axis.
Discography (1 release groups)
Single · 1
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2003 | 4U~ひたすら~Search SpotifySearch YouTube MusicTracklist · 4 tracks · 19:3114U~ひたすら~4:25 2不器用な天使5:24 34U~ひたすら~ (instrumental)4:23 4不器用な天使 (instrumental)5:19 | 3 September 2003 |
Stats & PK
Percentile within all 23,672 published artists.Put Sayaka Ichii head-to-head →
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 12 | 64.8th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 1 | 73.9th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 0 | 9.4th |
| Genres | 3 | 80.4th |
Awards & honours
Line-up
| Name | From | To | Role |
|---|---|---|---|
| シスターラビッツ(band) | — | present | |
| シスターラビッツ(band) | April 1998 | 21 May 2000 | |
| シスターラビッツ(band) | November 1999 | May 2000 | |
| ハッピー♡7(band) | 2000 | 2000 | |
| 市井紗耶香 in CUBIC-CROSS(band) | 24 March 2002 | 9 November 2003 |
Where this record comes from
aliases/urls—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/8421c922-8c54-411a-aa62-fa6ba5eca73fdiscography—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/8421c922-8c54-411a-aa62-fa6ba5eca73fcore—wikidata · CC0 · retrieved 10 October 2026
https://www.wikidata.org/wiki/Q1372585genre—wikidata · CC0 · retrieved 11 October 2026
https://www.wikidata.org/wiki/Q1372585seed-list—wikipedia · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Sayaka_Ichiibiography—wikipedia-en · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Sayaka_Ichii
Why this artist is in the database
- List of Japanese singers
- List of J-pop artists
Tier rule: curated genre/region list
Image: no portrait (not displayed: the licence credit is missing)
Wikidata: Q1372585 · MusicBrainz: 8421c922-8c54-411a-aa62-fa6ba5eca73f
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