
| Kassy | |||||||
| Birth Name: | Kim So-yeon | ||||||
| Birth Date: | 6 October 1995 | ||||||
| Birth Place: | South Korea | ||||||
| Years Active: | 2015–present | ||||||
| Module: |
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Kim So-yeon (; born October 6, 1995),[1] known by the stage name Kassy, 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.[2]
| Title | EP details | Peak chart positions | |
|---|---|---|---|
| KOR [3] | |||
| I Want Love |
| — | |
| Rewind[4] |
| 96 | |
| Memories of Autumn (秋 추억) |
| 85 | |
| Old Story |
| — | |
| Cold Day |
| — |
| Title | Year | Peak chart positions | Sales | Certifications | Album |
|---|---|---|---|---|---|
| KOR [5] | |||||
| As lead artist | |||||
| "In My Bed" | 2015 | — | rowspan="5" | ||
| "Ooh Ooh Ooh" | — | ||||
| "Hug Me" | 2016 | — | |||
| "Dream" | 2017 | — |
| ||
| "Let It Rain" | — | ||||
| "Listen to This Song" | — |
| I Want Love | ||
| "Your Memory" | 2018 | — | rowspan="10" | ||
| "The Day Was Beautiful" | 3 | ||||
| "True Song" | 2019 | 14 | rowspan="9" | ||
| "When Love Comes By" | 2020 | 136 | |||
| "Tock Tock" | 156 | ||||
| "I Will Light Your Way" | 2021 | 32 | |||
| "Always Love You" | 2022 | 4 | |||
| "Forever Love" | 46 | ||||
| "Crush on You" | 2023 | 32 | |||
| "Only You" | 85 | ||||
| "Love Fool" | 2024 | 126 | Full Bloom | ||
| Collaborations | |||||
| "Blossom, Night" (벚꽃, 밤) | 2015 | — | rowspan="2" | ||
| "The Love of Fingertips" | 2016 | — | |||
| "My Hero" | 177 | SM Station Season 1 | |||
| "Close to You" | — | Fall in 2BiC | |||
| "Missing You" | 91 |
| Guess I Loved You | ||
| "See You in Heaven" | 2017 | — | rowspan="2" | ||
| "A Song from the Past" | 2020 | 58 | |||
| Title | Year | Peak chart positions | Sales | Album | |
|---|---|---|---|---|---|
| KOR | |||||
| "Good Morning" | 2017 | 62 |
| Fight for My Way OST | |
| "The Day I Dream" | — | The Bride of Habaek OST | |||
| "At Beginning of Love" | 2018 | — | Wok of Love OST | ||
| "Same Memories" | — | Let's Eat 3 OST | |||
| "Take My Hand" | — | Webtoon "Yeonnom" OST | |||
| "Greeting" | 2019 | — | Chocolate OST | ||
| "Love Me Like You Used To" | 2020 | 186 | Start-Up OST | ||
| "Waiting for Spring" | 2021 | 52 | Bimil:ier Vol. 2 "Waiting for Spring" | ||
| "Nothing Left To Say" | 111 | My Roommate Is a Gumiho OST[11] | |||
| "One Sunny Day" | 107 | Hometown Cha-Cha-Cha OST | |||
| "You Are Falling All Night" | 41 | The Listen OST | |||
| "Still Parting From Us" (Korean: 느린 이별) as part of "The Listen", along with Solji, Kim Nayoung, Seunghee, HYNN | 198 | ||||
| "Aching" | 2022 | — | Alchemy of Souls OST | ||
| "Broke Up Today (2024)" (오늘 헤어졌어요 (2024)) | 2024 | 169 | Reunion Counseling OST | ||
| "Again" | 2026 | To My Beloved Thief OST |
| Title | Year | Peak chart positions | Sales | Certifications | Album |
|---|---|---|---|---|---|
| KOR | |||||
| "Story of Night Fall" | 2019 | 3 | Rewind | ||
| "Are You Fine?" | 2020 | 79 | Memories of Autumn | ||
| "Poem for You" | 2021 | 33 | Old Story | ||
| "Don't Wanna Leave Tonight" | 2022 | 22 | Love & Hate | ||
| "Cold Breeze Is Blowing" | 110 | Cold Day |
| Year | Title | Network | Notes | Ref. | |
|---|---|---|---|---|---|
| 2016 | Unpretty Rapstar 3 | Mnet | Contestant | ||
| 2019 | King of Mask Singer | Contestant as "Destiny" (eps. 201–202) | [12] [13] | ||
| 2021 | SBS | Cast Member | [14] |
| Year | Award | Nominee / Work | Result | Ref | |
|---|---|---|---|---|---|
| 2019 | Brand of the Year Awards | Female Vocalist | Kassy | [16] | |
| 3rd KY Star Awards | 10 Million Song Logs | ||||
| 9th Gaon Chart Music Awards | Discovery of the Year – Ballad | [17] | |||
| Melon Music Awards | Top 10 Artists | [18] | |||
| Song of the Year (Daesang) | The Day Was Beautiful | ||||
| Best Ballad | |||||
| 2020 | 34th Golden Disc Awards | Digital Bonsang | [19] | ||
| 29th Seoul Music Awards | Bonsang (Main Prize) | [20] | |||
| Popularity Award | |||||
| K-Wave Award | |||||
| Best R&B Award | Rewind | ||||
| 2022 | Melon Music Awards | Artist of the Year | Kassy | [21] | |
| Top 10 Artist Award | |||||
| Best Female Solo Artist | |||||
Collaborations:
Soundtrack appearances:
Other charted songs: