Peak positions for single albums on Gaon Album Chart:
"Into the Light". Gaon Music Chart (in Korean). May 22–28, 2022. Archived from the original on June 2, 2022. Retrieved June 2, 2022.
"2022년 05월 Album Chart" [May 2022 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on June 9, 2022. Retrieved June 9, 2022.
Peak positions for single albums on Gaon Album Chart:
"Vanilla". Gaon Music Chart (in Korean). June 6–12, 2021. Archived from the original on June 17, 2021. Retrieved June 17, 2021.
"2021년 07월 Album Chart" [July 2021 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on August 12, 2021. Retrieved August 12, 2021.
"2021년 11월 Album Chart" [November 2021 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on December 9, 2021. Retrieved December 9, 2021.
Peaks on the Gaon Download Chart:
"Vanilla": "2021년 24주차 Download Chart" [Week 24 of 2021 Download Chart]. Gaon Music Chart (in Korean). June 6–12, 2021. Archived from the original on June 17, 2021. Retrieved June 17, 2021.
"KBS 아이돌 리부팅 프로젝트 더 유닛 – 유닛순위" [KBS Idol Reboot Project The Unit – Unit Ranking]. Korea Broadcasting System (in Korean). Archived from the original on January 13, 2018. Retrieved May 27, 2021.
Kang, Jin-ah (June 10, 2021). "'라잇썸' 초원 "'프로듀스48' 조작, 상실감 없었다면 거짓말"" ['Lightsum' Chowon "The manipulation of 'Produce 48' would be a lie if there was no sense of loss"] (in Korean). Newsis. Archived from the original on August 28, 2021. Retrieved August 28, 2021 – via Naver.
Kim, Mi-ji (November 18, 2020). ""아이즈원 멤버였는데"...조작에 인생 바뀐 이가은·한초원 향한 관심 [엑's 초점]" ["I was a member of IZone" ... interest in Lee Ga-eun and Han Cho-won who changed their life due to manipulation [X's focus]] (in Korean). X-sports News. Archived from the original on April 21, 2021. Retrieved May 27, 2021 – via Naver.
Ji, Seung-hoon (April 15, 2021). "큐브 새 걸그룹 'LIGHTSUM(라잇썸)', 로고 공개...본격 데뷔 시동" [Cube's new girl group 'LIGHTSUM', logo released ... full-scale debut start] (in Korean). YTN. Archived from the original on April 19, 2021. Retrieved May 27, 2021 – via Naver.
Jeon, Hyo-jin (April 19, 2021). "큐브 신인 라잇썸, 멤버 주현X상아 프로필 공개" [Cube rookie Lightsome, member Joohyun X Sanga profile revealed] (in Korean). Sports Donga. Archived from the original on April 19, 2021. Retrieved May 27, 2021 – via Naver.
Ji, Min-kyung (April 20, 2021). "큐브 新걸그룹 라잇썸, 두 번째 프로필 공개..'프듀48' 한초원 멤버 확정 [공식]" [Cube's new girl group Lightsome reveals second profile ... 'Produce 48' Han Chowon member confirmed [Official]] (in Korean). Osen. Archived from the original on April 20, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Sun-myeong (April 21, 2021). "큐브 엔터 새 그룹 '라잇썸' 나영·휘연, 얼굴 공개" [Cube Entertainment's new group 'Lightsum' Nayoung and Hwiyeon reveal their faces] (in Korean). Sports Kyunghyang. Archived from the original on April 21, 2021. Retrieved May 27, 2021 – via Naver.
Baek, Ji-eun (April 22, 2021). "[공식] '큐브 新 걸그룹' 라잇썸, '프듀48' 유정-히나 공개" [[Official] 'Cube's new girl group' Lightsum, 'Produce 48' Yoojung-Hina revealed] (in Korean). Sports Chosun. Archived from the original on April 23, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Min-ji (April 23, 2021). "큐브 新 8인조 걸그룹 라잇썸, 단체 프로필 공개 '데뷔 초읽기'" [Cube's new 8-member girl group Lightsome, unveils group profile 'Countdown to debut'] (in Korean). Newsen. Archived from the original on April 23, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Seung-Hoon (May 27, 2021). "'큐브 신인' 라잇썸, 6월 10일 데뷔 확정..'Vanilla' 아트워크 티저 오픈 [공식]" ['Cube Rookie' Lightsome, debut confirmed on June 10th..'Vanilla' artwork teaser open [Official]] (in Korean). Osen. Archived from the original on May 27, 2021. Retrieved May 27, 2021 – via Naver.
Kim, Min-ji (June 11, 2021). "큐브 신인 라잇썸, '엠카'서 성공적 데뷔 무대...상큼+발랄" [Cube rookie Lightsome, successful debut stage in 'Mcar' ... refreshing + lively] (in Korean). News1. Archived from the original on June 12, 2021. Retrieved June 12, 2021 – via Naver.
Cho, Hye-jin (September 24, 2021). "라잇썸, 10월 13일 컴백...두 번째 싱글 '라잇 어 위시' 발매" [Lightsum, comeback on October 13th...Release of the second single 'Light a Wish'] (in Korean). X-ports News. Archived from the original on September 24, 2021. Retrieved September 24, 2021 – via Naver.
Go, Ah-ra (July 26, 2023). "'퀸덤퍼즐 탈락 5人' 상아-채린-주이-서연-소은, 우리 다시 만나![엑's HD화보]" ['5 people eliminated from Queendom Puzzle' Sang-ah, Chae-rin, Joo-i, Seo-yeon and So-eun, we meet again! [X's HD pictorial]] (in Korean). X-ports News. Archived from the original on July 27, 2023. Retrieved September 18, 2023 – via Naver.
Lee, Seung-hoon (September 21, 2023). "라잇썸, 레트로 품고 컴백..미니 2집 아트워크 티저 오픈" [Lightsum, comeback with retro vibes...2nd mini album artwork teaser revealed] (in Korean). MT Star News. Archived from the original on September 22, 2023. Retrieved September 22, 2023 – via Naver.
"이준호·임영웅·세븐틴→스키즈·아이브·뉴진스 AAA 대상..김선호 4관왕[2022 AAA][종합]" [Lee Jun-ho·Lim Young-woong·Seventeen → Skiz·Ive·New Jeans AAA Grand Prize..Kim Seon-ho wins 4 crowns[2022 AAA][Comprehensive]] (in Korean). MT Star News. December 13, 2022. Archived from the original on December 13, 2022. Retrieved December 14, 2022 – via Naver.
Hwang, Soo-yeon (November 19, 2022). "라잇썸, '2022 지니뮤직어워드' 뉴 웨이브 아이콘상 수상" [Lightsum won the New Wave Icon Award at the '2022 Genie Music Awards'] (in Korean). X-ports News. Archived from the original on September 18, 2023. Retrieved September 18, 2023 – via Naver.
Jeong, Ji-eun (December 28, 2021). "BTS부터 엔시티드림까지... 한터뮤직어워즈 아티스트상 수상!" [From BTS to NCT Dream... Hanteo Music Awards Artist Award!] (in Korean). KBS Entertainment News. Archived from the original on December 28, 2021. Retrieved September 18, 2023 – via Naver.
Lee, Min-ji (December 27, 2021). "임영웅→투모로우바이투게더, 2022 대한민국 퍼스트브랜드 대상" [Lim Young-woong → Tomorrow by Together, 2022 Korea's First Brand Grand Prize] (in Korean). Newsen. Archived from the original on December 27, 2021. Retrieved December 27, 2021 – via Naver.
m.entertain.naver.com
Kim, Sun-woo (August 1, 2024). "라잇썸, 반가운 귀환…10개월만 컴백" [Lightsum, a welcoming return... comeback after 10 months] (in Korean). JTBC. Retrieved August 4, 2024 – via Naver.{{cite web}}: CS1 maint: url-status (link)
newsen.com
Kim, Ye-eun (September 8, 2018). "'댄싱하이' 비가 극찬한 이주현 "큐브 연습생, 어렸을 때부터 춤 좋아해"" ['Dancing High' Rain praised Lee Joo-hyun, "Cube trainee, I like dancing since I was little"]. Newsen (in Korean). Archived from the original on April 23, 2021. Retrieved May 27, 2021.
"KBS 아이돌 리부팅 프로젝트 더 유닛 – 유닛순위" [KBS Idol Reboot Project The Unit – Unit Ranking]. Korea Broadcasting System (in Korean). Archived from the original on January 13, 2018. Retrieved May 27, 2021.
Kang, Jin-ah (June 10, 2021). "'라잇썸' 초원 "'프로듀스48' 조작, 상실감 없었다면 거짓말"" ['Lightsum' Chowon "The manipulation of 'Produce 48' would be a lie if there was no sense of loss"] (in Korean). Newsis. Archived from the original on August 28, 2021. Retrieved August 28, 2021 – via Naver.
Kim, Ye-eun (September 8, 2018). "'댄싱하이' 비가 극찬한 이주현 "큐브 연습생, 어렸을 때부터 춤 좋아해"" ['Dancing High' Rain praised Lee Joo-hyun, "Cube trainee, I like dancing since I was little"]. Newsen (in Korean). Archived from the original on April 23, 2021. Retrieved May 27, 2021.
Kim, Mi-ji (November 18, 2020). ""아이즈원 멤버였는데"...조작에 인생 바뀐 이가은·한초원 향한 관심 [엑's 초점]" ["I was a member of IZone" ... interest in Lee Ga-eun and Han Cho-won who changed their life due to manipulation [X's focus]] (in Korean). X-sports News. Archived from the original on April 21, 2021. Retrieved May 27, 2021 – via Naver.
Ji, Seung-hoon (April 15, 2021). "큐브 새 걸그룹 'LIGHTSUM(라잇썸)', 로고 공개...본격 데뷔 시동" [Cube's new girl group 'LIGHTSUM', logo released ... full-scale debut start] (in Korean). YTN. Archived from the original on April 19, 2021. Retrieved May 27, 2021 – via Naver.
Jeon, Hyo-jin (April 19, 2021). "큐브 신인 라잇썸, 멤버 주현X상아 프로필 공개" [Cube rookie Lightsome, member Joohyun X Sanga profile revealed] (in Korean). Sports Donga. Archived from the original on April 19, 2021. Retrieved May 27, 2021 – via Naver.
Ji, Min-kyung (April 20, 2021). "큐브 新걸그룹 라잇썸, 두 번째 프로필 공개..'프듀48' 한초원 멤버 확정 [공식]" [Cube's new girl group Lightsome reveals second profile ... 'Produce 48' Han Chowon member confirmed [Official]] (in Korean). Osen. Archived from the original on April 20, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Sun-myeong (April 21, 2021). "큐브 엔터 새 그룹 '라잇썸' 나영·휘연, 얼굴 공개" [Cube Entertainment's new group 'Lightsum' Nayoung and Hwiyeon reveal their faces] (in Korean). Sports Kyunghyang. Archived from the original on April 21, 2021. Retrieved May 27, 2021 – via Naver.
Baek, Ji-eun (April 22, 2021). "[공식] '큐브 新 걸그룹' 라잇썸, '프듀48' 유정-히나 공개" [[Official] 'Cube's new girl group' Lightsum, 'Produce 48' Yoojung-Hina revealed] (in Korean). Sports Chosun. Archived from the original on April 23, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Min-ji (April 23, 2021). "큐브 新 8인조 걸그룹 라잇썸, 단체 프로필 공개 '데뷔 초읽기'" [Cube's new 8-member girl group Lightsome, unveils group profile 'Countdown to debut'] (in Korean). Newsen. Archived from the original on April 23, 2021. Retrieved May 27, 2021 – via Naver.
Lee, Seung-Hoon (May 27, 2021). "'큐브 신인' 라잇썸, 6월 10일 데뷔 확정..'Vanilla' 아트워크 티저 오픈 [공식]" ['Cube Rookie' Lightsome, debut confirmed on June 10th..'Vanilla' artwork teaser open [Official]] (in Korean). Osen. Archived from the original on May 27, 2021. Retrieved May 27, 2021 – via Naver.
Kim, Min-ji (June 11, 2021). "큐브 신인 라잇썸, '엠카'서 성공적 데뷔 무대...상큼+발랄" [Cube rookie Lightsome, successful debut stage in 'Mcar' ... refreshing + lively] (in Korean). News1. Archived from the original on June 12, 2021. Retrieved June 12, 2021 – via Naver.
Cho, Hye-jin (September 24, 2021). "라잇썸, 10월 13일 컴백...두 번째 싱글 '라잇 어 위시' 발매" [Lightsum, comeback on October 13th...Release of the second single 'Light a Wish'] (in Korean). X-ports News. Archived from the original on September 24, 2021. Retrieved September 24, 2021 – via Naver.
Go, Ah-ra (July 26, 2023). "'퀸덤퍼즐 탈락 5人' 상아-채린-주이-서연-소은, 우리 다시 만나![엑's HD화보]" ['5 people eliminated from Queendom Puzzle' Sang-ah, Chae-rin, Joo-i, Seo-yeon and So-eun, we meet again! [X's HD pictorial]] (in Korean). X-ports News. Archived from the original on July 27, 2023. Retrieved September 18, 2023 – via Naver.
Lee, Seung-hoon (September 21, 2023). "라잇썸, 레트로 품고 컴백..미니 2집 아트워크 티저 오픈" [Lightsum, comeback with retro vibes...2nd mini album artwork teaser revealed] (in Korean). MT Star News. Archived from the original on September 22, 2023. Retrieved September 22, 2023 – via Naver.
Peak positions for single albums on Gaon Album Chart:
"Into the Light". Gaon Music Chart (in Korean). May 22–28, 2022. Archived from the original on June 2, 2022. Retrieved June 2, 2022.
"2022년 05월 Album Chart" [May 2022 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on June 9, 2022. Retrieved June 9, 2022.
Peak positions for single albums on Gaon Album Chart:
"Vanilla". Gaon Music Chart (in Korean). June 6–12, 2021. Archived from the original on June 17, 2021. Retrieved June 17, 2021.
"2021년 07월 Album Chart" [July 2021 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on August 12, 2021. Retrieved August 12, 2021.
"2021년 11월 Album Chart" [November 2021 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on December 9, 2021. Retrieved December 9, 2021.
Peaks on the Gaon Download Chart:
"Vanilla": "2021년 24주차 Download Chart" [Week 24 of 2021 Download Chart]. Gaon Music Chart (in Korean). June 6–12, 2021. Archived from the original on June 17, 2021. Retrieved June 17, 2021.
Peak chart positions on World Digital Song Sales Chart:
"Vanilla". Billboard. June 20–26, 2021. Archived from the original on June 22, 2021. Retrieved June 24, 2021.
"이준호·임영웅·세븐틴→스키즈·아이브·뉴진스 AAA 대상..김선호 4관왕[2022 AAA][종합]" [Lee Jun-ho·Lim Young-woong·Seventeen → Skiz·Ive·New Jeans AAA Grand Prize..Kim Seon-ho wins 4 crowns[2022 AAA][Comprehensive]] (in Korean). MT Star News. December 13, 2022. Archived from the original on December 13, 2022. Retrieved December 14, 2022 – via Naver.
"[APMA 2021] 亚洲流行音乐大奖2021年度入围名单" [[APMA 2021] Asian Pop Music Awards Shortlisted for 2021] (in Chinese). November 30, 2021. Archived from the original on November 30, 2021. Retrieved November 30, 2021 – via Weibo.
Hwang, Soo-yeon (November 19, 2022). "라잇썸, '2022 지니뮤직어워드' 뉴 웨이브 아이콘상 수상" [Lightsum won the New Wave Icon Award at the '2022 Genie Music Awards'] (in Korean). X-ports News. Archived from the original on September 18, 2023. Retrieved September 18, 2023 – via Naver.
Jeong, Ji-eun (December 28, 2021). "BTS부터 엔시티드림까지... 한터뮤직어워즈 아티스트상 수상!" [From BTS to NCT Dream... Hanteo Music Awards Artist Award!] (in Korean). KBS Entertainment News. Archived from the original on December 28, 2021. Retrieved September 18, 2023 – via Naver.
Lee, Min-ji (December 27, 2021). "임영웅→투모로우바이투게더, 2022 대한민국 퍼스트브랜드 대상" [Lim Young-woong → Tomorrow by Together, 2022 Korea's First Brand Grand Prize] (in Korean). Newsen. Archived from the original on December 27, 2021. Retrieved December 27, 2021 – via Naver.
"[APMA 2021] 亚洲流行音乐大奖2021年度入围名单" [[APMA 2021] Asian Pop Music Awards Shortlisted for 2021] (in Chinese). November 30, 2021. Archived from the original on November 30, 2021. Retrieved November 30, 2021 – via Weibo.
