# Kassy

Kim So-yeon (Korean: 김소연; born October 6, 1995), known by the stage name Kassy (케이시), is a South Korean singer-songwriter. Since her debut in 2015, she has released five extended plays and numerous singles. In 2016 she competed on the survival reality show Unpretty Rapstar 3.

## Discography
### Extended plays

| Title | EP details | Peak chart positions |
| Title | EP details | KOR |
| I Want Love (사랑받고 싶어) | Released: January 18, 2018 Label: Nextar Entertainment, YMC Entertainment Formats: CD, digital download Track listing "I Want Love" (사랑받고 싶어) "Thought It Would Be Fine" (담담할 줄 알았어) "Chiche" (뻔해) "Don't Forget" (잊어가지마) "Listen to This Song" (이 노랠 들어요) "I Want Love" (사랑받고 싶어; instrumental) | — |
| Rewind | Released: September 5, 2019 Label: Nextar Entertainment Formats: CD, digital download Track listing "Story of Night Fall" (가을밤 떠난 너) "Love Sunset" (우리 사랑이 저무는 이 밤) feat. Jay Moon (제이문) "You and I in This Hard Day" (지친 하루 끝에 너와 나) "Like a Dream" (꿈만 같은 일이야) "Story of Night Fall" (가을밤 떠난 너; instrumental) | 96 |
| Memories of Autumn (秋 추억) | Released: October 26, 2020 Label: Nextar Entertainment Formats: CD, digital download Track listing "Are You Fine" (행복하니) "Nap" (낮잠) "If This Is Love" (이런 게 사랑이라면) "You're a Good Love" (넌 참 좋은 사람이었어) "Are You Fine" (행복하니; instrumental) | 85 |
| Old Story (옛 이야기) | Released: October 28, 2021 Label: Nextar Entertainment Formats: CD, digital download Track listing "Poem for You" (나 그댈위해 시 한편을 쓰겠어) "Pure Love" (순애보) "Yesterday" (예스터데이) "Unavoidable" (어쩌면 우린, 최선을 위한 이별인걸까) "Poem for You" (나 그댈위해 시 한편을 쓰겠어; instrumental) | — |
| Cold Day (추운날) | Released: November 29, 2022 Label: Nextar Entertainment Formats: CD, digital download Track listing "Cold Breeze Is Blowing" (찬바람이 불어오네요) "Unbroken, Unbreakable" (마치 헤어진 적 없던 것처럼) "Soulmate" (소울메이트) "Brake Away" (헤어지고 말거야) "Cold Breeze Is Blowing" (찬바람이 불어오네요; instrumental) | — |

### Single albums

| Title | Album details |
| Love & Hate | Released: May 19, 2022 Label: Nextar Entertainment Formats: Digital download Track listing "Don't Wanna Leave Tonight" (늦은 밤 헤어지긴 너무 아쉬워) "Hate You" (점점 지쳐가) "Don't Wanna Leave Tonight" (늦은 밤 헤어지긴 너무 아쉬워) (Instrumental) "Hate You" (점점 지쳐가) (Instrumental) |

### Singles

| Title | Year | Peak chart positions | Sales | Certifications | Album |
| Title | Year | KOR | Sales | Certifications | Album |
| As lead artist ||||||
| "In My Bed" (침대 위에서) | 2015 | — | — | — | — |
| "Ooh Ooh Ooh" feat. Eluphant | 2015 | — | — | — | — |
| "Hug Me" (쓰담쓰담) | 2016 | — | — | — | — |
| "Dream" | 2017 | — | KOR: 14,869 | — | — |
| "Let It Rain" (비야 와라) | 2017 | — | — | — | — |
| "Listen to This Song" (이 노랠 들어요) | 2017 | — | KOR: 14,913 | — | I Want Love |
| "Your Memory" (사진첩) | 2018 | — | — | — | — |
| "The Day Was Beautiful" (그때가 좋았어) | 2018 | 3 | — | KCMA: Platinum | — |
| "True Song" (진심이 담긴 노래) | 2019 | 14 | — | — | — |
| "When Love Comes By" (이 마음이 찾아오면) | 2020 | 136 | — | — | — |
| "Tock Tock" (똑똑) | 2020 | 156 | — | — | — |
| "I Will Light Your Way" (너의 발걸음에 빛을 비춰줄게) | 2021 | 32 | — | — | — |
| "Always Love You" (언제나 사랑해) | 2022 | 4 | — | — | — |
| "Forever Love" (사랑이야) | 2022 | 46 | — | — | — |
| "Crush on You" (사실말야내가말야그게그러니까말이야) | 2023 | 32 | — | — | — |
| "Only You" (너 밖엔 없더라) | 2023 | 85 | — | — | — |
| "Love Fool" (속는 셈 치고 다시 만나자) | 2024 | 126 | — | — | Full Bloom |
| Collaborations ||||||
| "Blossom, Night" (벚꽃, 밤) (PK Heman & Dorothy) | 2015 | — | — | — | — |
| "The Love of Fingertips" (손끝의 사랑) (B1A4, Seo Eunkwang, Lee Changsub, Hur Young Ji, A-Jax, April, Oh My Girl & Kassy) | 2016 | — | — | — | — |
| "My Hero" (나의 영웅) (Leeteuk, Suho & Kassy) | 2016 | 177 | — | — | SM Station Season 1 |
| "Close to You" (2BiC with Kassy) | 2016 | — | — | — | Fall in 2BiC |
| "Missing You" (니가 그리워) (2BiC with Kassy) | 2016 | 91 | KOR: 23,209 | — | Guess I Loved You |
| "See You in Heaven" (별똥별) (Kassy & Basick) | 2017 | — | — | — | — |
| "A Song from the Past" (이 노랜 꽤 오래된 거야) (Solar & Kassy) | 2020 | 58 | — | — | — |

### Soundtrack appearances

| Title | Year | Peak chart positions | Sales | Album |
| Title | Year | KOR | Sales | Album |
| "Good Morning" (굿모닝) | 2017 | 62 | KOR: 85,005 | Fight for My Way OST |
| "The Day I Dream" (꿈꾸던 날) | 2017 | — | — | The Bride of Habaek OST |
| "At Beginning of Love" (사랑이 시작될 때) | 2018 | — | — | Wok of Love OST |
| "Same Memories" (같은 기억) | 2018 | — | — | Let's Eat 3 OST |
| "Take My Hand" (손을 잡아줘) | 2018 | — | — | Webtoon "Yeonnom" OST |
| "Greeting" (마중) | 2019 | — | — | Chocolate OST |
| "Love Me Like You Used To" (날 사랑한 처음의 너로 돌아와) | 2020 | 186 | — | Start-Up OST |
| "Waiting for Spring" (오늘도 난 봄을 기다려) | 2021 | 52 | — | Bimil:ier Vol. 2 "Waiting for Spring" |
| "Nothing Left To Say" (어떤 말도 할 수가 없는 나인데) | 2021 | 111 | — | My Roommate Is a Gumiho OST |
| "One Sunny Day" (어느 햇살 좋은 날) | 2021 | 107 | — | Hometown Cha-Cha-Cha OST |
| "You Are Falling All Night" (밤새 니가 내려) | 2021 | 41 | — | The Listen OST |
| "Still Parting From Us" (느린 이별) as part of "The Listen", along with Solji, Kim Nayoung, Seunghee, HYNN | 2021 | 198 | — | The Listen OST |
| "Aching" (아리운) | 2022 | — | — | Alchemy of Souls OST |
| "Broke Up Today (2024)" (오늘 헤어졌어요 (2024)) | 2024 | 169 | — | Reunion Counseling OST |

### Other charted songs

| Title | Year | Peak chart positions | Sales | Certifications | Album |
| Title | Year | KOR | Sales | Certifications | Album |
| "Story of Night Fall" (가을밤 떠난 너) | 2019 | 3 | — | — | Rewind |
| "Are You Fine?" (행복하니) | 2020 | 79 | — | — | Memories of Autumn |
| "Poem for You" (나 그댈위해 시 한편을 쓰겠어) | 2021 | 33 | — | — | Old Story |
| "Don't Wanna Leave Tonight" (늦은 밤 헤어지긴 너무 아쉬워) | 2022 | 22 | — | — | Love & Hate |
| "Cold Breeze Is Blowing" (찬바람이 불어오네요) | 2022 | 110 | — | — | Cold Day |

## Filmography
### Television

| Year | Title | Network | Notes |
| 2016 | Unpretty Rapstar 3 | Mnet | Contestant |
| 2019 | King of Mask Singer | MBC | Contestant as "Destiny" (eps. 201–202) |
| 2021 | The Listen: Wind Blows | SBS | Cast Member |

### Web

| Year | Title | Notes | Ref. |
| 2021 | Bimil:ier (Secret Atelier) | Featured artist, Episodes 5-8 | |

## Awards and nominations

| Year | Award | Category | Nominee / Work | Result |
| 2019 | Brand of the Year Awards | Female Vocalist | Kassy | Won |
| 2019 | 3rd KY Star Awards | 10 Million Song Logs | Kassy | Won |
| 2019 | 9th Gaon Chart Music Awards | Discovery of the Year – Ballad | Kassy | Won |
| 2019 | Melon Music Awards | Top 10 Artists | Kassy | Nominated |
| 2019 | Melon Music Awards | Song of the Year (Daesang) | The Day Was Beautiful | Nominated |
| 2019 | Melon Music Awards | Best Ballad | The Day Was Beautiful | Nominated |
| 2020 | 34th Golden Disc Awards | Digital Bonsang | The Day Was Beautiful | Nominated |
| 2020 | 29th Seoul Music Awards | Bonsang (Main Prize) | The Day Was Beautiful | Nominated |
| 2020 | 29th Seoul Music Awards | Popularity Award | The Day Was Beautiful | Nominated |
| 2020 | 29th Seoul Music Awards | K-Wave Award | The Day Was Beautiful | Nominated |
| 2020 | 29th Seoul Music Awards | Best R&B Award | Rewind | Won |
| 2022 | Melon Music Awards | Artist of the Year | Kassy | Longlisted |
| 2022 | Melon Music Awards | Top 10 Artist Award | Kassy | Nominated |
| 2022 | Melon Music Awards | Best Female Solo Artist | Kassy | Nominated |