[230109] Yujin & Kep1er - Nikkan Sports Twitter update: Kep1er takes 1st place in 'Sales by Rookie Artist' category on the Oricon Annual Ranking 2022

Sources:

• https://twitter.com/nikkansports/status/1612162470914686981
• https://www.nikkansports.com/entertainment/news/202301080000616.html
• https://n.news.naver.com/entertain/article/108/0003119912