"新悦少年BEST首张EP青春主打歌《BEST》上线" [Jaywalk Studio's BEST's first EP youth title song "BEST" is online]. 163 (in Chinese). 10 December 2019. Retrieved April 14, 2022.
"周柯宇首支个人单曲《R.O.T.Y》上线 敢拼敢争做"年度最佳新秀"" [Zhou Keyu's first solo single "R.O.T.Y" is on the line, dare to fight to be the "Best Rookie of the Year"]. 163 (in Chinese). March 2021. Retrieved May 28, 2022.
dzcom
"嘉行新悦公布14名A嘉新生 潜心蓄力全能新生时代" [Jaywalk Studio Announces 14 Jaywalk Freshmen, Concentrating on the Era of All-round New Life]. DZWWW (in Chinese). Retrieved April 14, 2022.
ellemen.com
"实力真我 耀你光芒万丈 妮维雅男士 X INTO1周柯宇「寻光之旅」上海起航" [Your true strength shines brightly, Nivea Men X INTO1 Zhou Keyu's "Light-seeking Journey" set sail from Shanghai]. Elle Men (in Chinese). 13 October 2021. Retrieved April 14, 2022.
"周柯宇品牌活动饭拍白衬衫+绿丝带+眼镜造型矜贵迷人的贵公子…" [Zhou Keyu's brand event shoots a white shirt + green ribbon + glasses, a noble and charming gentleman...]. Sina (in Chinese). Retrieved April 13, 2022.
"周柯宇哥哥发长文:我们对父亲的工作没概念没接触周柯宇" [Zhou Keyu's brother sent a long article: We have no concept of father's work and no contact]. Sina (in Chinese). 21 April 2021. Retrieved April 14, 2022.
k.sina.com.cn
"恭喜@INTO1-周柯宇 以第10名成团 世界那么大🌍我们未来继续闯！" [Congratulations to @INTO1-Zhou Keyu for joining the group with the 10th place. The world is so big 🌍 We will continue to forge ahead in the future!]. Sina (in Chinese). 24 April 2021. Retrieved April 14, 2022.
sktt.tv
"膜法世家携三位INTO1面膜代言人，联动饭圈打响618开门红" [The Membrane Family brings three INTO1 mask spokespersons to the circle]. Skkt (in Chinese). Retrieved April 14, 2022.
socialbeta.com
"HBN 和周柯宇「做彼此的光」" [HBN and Zhou Keyu "Being each other's light"]. Social Beta (in Chinese). Retrieved April 14, 2022.
sohu.com
"《我曾记得那男孩》首播，周柯宇朱林雨主演，杨幂团队又出好看剧" ["I Remember That Boy" premiered, starring Zhou Keyu and Zhu Linyu, and Yang Mi's team made another good drama]. Sohu (in Chinese). Retrieved April 14, 2022.
"盟可睐Moncler成都远洋太古里旗舰店隆重揭幕" [Moncler opens its flagship store in Sino-Ocean Taikoo Li Chengdu]. Sohu (in Chinese). Retrieved April 14, 2022.
youth.cn
fun.youth.cn
"《站稳了，朋友》曝公式照 32位新人亮相" ["Happy Camp" revealed the official photos of 32 newcomers]. Youth (in Chinese). Retrieved April 14, 2022.
znnewsport.com
"羽心堂携手代言人周柯宇，重新定义年轻养生" [YUSUMTONG joins hands with its spokesperson Zhou Keyu to redefine youth wellness]. ZN News Sports (in Chinese). Retrieved April 13, 2022.
