
Photo: KIYOUNG KIM · CC BY 2.0 · credits
Sunday
Person · female · South Korea · Seoul · born 1987 · recording since 2004
South Korean singer and actress
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Also known as 선데이 · 선데이 (가수)
Timeline
1980s
2000s
· Debut release
Debut release: リラの片想い
First documented Single in the MusicBrainz discography.
source: musicbrainz
Biography
Biography
Jin Bo-ra (Korean: 진보라; born January 12, 1987), known professionally as Sunday (선데이), is a South Korean singer and musical actress. She debuted in 2004 as a soloist in Japan with the release of two digital singles before eventually joined as a member of South Korean girl group The Grace in 2005. As of 2010, the group's activities was halted and she maintain her career as a musical actress.
Career
Sunday began her career as a soloist in Japan with her debut digital single, "リラの片想い
リラの片想いSpotify (search)YouTube Music (search)Tracklist · 4 tracks1リラの片想い5:012恋のSTEP4:003リラの片想い (Instrumental)5:014恋のSTEP (Instrumental)4:00" (Rira no Kataomoi), on July 10, 2004. She released her second and last Japanese single, "ウソツキBOY
ウソツキBOYSpotify (search)YouTube Music (search)Tracklist · 4 tracks1ウソツキBOY4:192Sweet Garden4:473ウソツキBOY (Instrumental)4:194Sweet Garden (Instrumental)4:44" (Usotsuki Boy) on April 20, 2005.
Sunday became a member of the South Korean girl group The Grace in 2005. The group officially debuted on April 29, 2005, in China and May 1, 2005, in South Korea. As of 2010, The Grace has been on an indefinite hiatus.
In July 2011, Sunday and fellow The Grace member Dana formed the subgroup The Grace Dana & Sunday, releasing "One More Chance" (나 좀 봐줘) on July 11. Their debut performance was on July 8 on KBS Music Bank. The duo released soundtrack "Now You" (지금 그대) for the drama Hooray for Love (애정만만세) on September 23. The duo also participated in eighth winter compilation album from SM Town 2011 Winter SMTown – The Warmest Gift. The two performed the song "Amazing" physically released on December 13, following released song for "With Coffee Project Part 1" on December 20.
After a five-year hiatus from music, Sunday returned with the digital single "Still", a collaboration with DickPunks' Kim Tae-hyun, on November 11, 2016, as a part of SM Entertainment's project SM Station.
On January 20, 2021, it was reported that Sunday's exclusive contract with the agency had come to an end in May of the previous year. Soon after, SM Entertainment confirmed the news and stated, "Our exclusive contract with Sunday has come to an end. We will continue to cheer on her future activities."
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 | 14 | 70.2th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 3 | 77.1th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 12 | 30.2th |
| Genres | 2 | 74th |
Percentiles are computed at render time; missing values mean the artist has no data on that axis.
Discography (3 release groups)
Single · 3
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2004 | リラの片想いSearch SpotifySearch YouTube MusicTracklist · 4 tracks · 18:021リラの片想い5:01 2恋のSTEP4:00 3リラの片想い (Instrumental)5:01 4恋のSTEP (Instrumental)4:00 | 8 July 2004 | ||
| 2005 | ウソツキBOYSearch SpotifySearch YouTube MusicTracklist · 4 tracks · 18:091ウソツキBOY4:19 2Sweet Garden4:47 3ウソツキBOY (Instrumental)4:19 4Sweet Garden (Instrumental)4:44 | 20 April 2005 | ||
| 2016 | 보여 (Still)Search SpotifySearch YouTube MusicTracklist · 2 tracks · 7:161보여 (Still)3:38 2보여 (Still) (inst.)3:38 | 11 November 2016 |
Stats & PK
Percentile within all 23,672 published artists.Put Sunday head-to-head →
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 14 | 70.2th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 3 | 77.1th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 12 | 30.2th |
| Genres | 2 | 74th |
Awards & honours
Line-up
| Name | From | To | Role |
|---|---|---|---|
| 天上智喜 The Grace(band) | 2005 | present | |
| 細野晴臣&イエロー・マジック・バンド(band) | 11 July 2011 | present | lead vocals,original |
Where this record comes from
portrait—Wikimedia Commons · CC BY 2.0 · retrieved 11 October 2026
https://commons.wikimedia.org/wiki/File:The_Grace_Sunday_in_2012.jpgaliases/urls—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/fd2445ac-443e-4bc6-9bd6-5d48d36f43f6discography—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/fd2445ac-443e-4bc6-9bd6-5d48d36f43f6core—wikidata · CC0 · retrieved 10 October 2026
https://www.wikidata.org/wiki/Q2366171genre—wikidata · CC0 · retrieved 11 October 2026
https://www.wikidata.org/wiki/Q2366171seed-list—wikipedia · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Sunday_%28singer%29biography—wikipedia-en · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Sunday_%28singer%29
Why this artist is in the database
- List of K-pop artists
Tier rule: curated genre/region list
Image: KIYOUNG KIM · CC BY 2.0 · Wikimedia Commons
Wikidata: Q2366171 · MusicBrainz: fd2445ac-443e-4bc6-9bd6-5d48d36f43f6
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