Oricon (a Japanese research organization) released its weekly manga ranking for the week of 2024/05/06.

Related rankings are compiled here
Oricon Comic Ranking Summary

1st place goes to "Yamada-kun and the Lv999 Love. vol.9" It's the story of Akane and Yamada, who met in an online game and became lovers. Akane, enjoying the game, is asked by a handsome character player named "Luka" if she would like to "register as partners." Yamada doesn't seem particularly concerned, but Akane starts to feel a bit guilty…
The work has won several manga awards in Japan, including the TSUTAYA Comic Award, and was adapted into an anime in 2023.

2nd place is last week's number one, "Frieren: Beyond Journey's End, Volume 13." Third place goes to "Oshi no Ko 14." The latest volumes of "Black Butler" and "Honey Lemon Soda" rank fourth and fifth, respectively.

Oricon Weekly Manga Sales Ranking

Ranking / Estimated number of copies sold / Estimated cumulative sales volume / Title / Author

1 97,174 99,377 ”My Love Story with Yamada-kun at Lv999 9” Mashiro
2 92,012 409,441 ”Frieren :Beyond Journey's End 13”　 (Story) Kanehito Yamada / (Art) Tsukasa Abe
3 78,584 250,166 ”OSHI NO KO 14” Aka Akasaka × Mengo Yokoyari
4 70,472 70,472 ”Black Butler　３４" Yana Toboso"
5 59,663 59,663 ”Honey Lemon Soda　２５" Mayu Murata"
6 59,346 1,097,061 ”Jujutsu Kaisen 26” Gege Akutami
7 48,891 137,920 ”The JOJOLands 3” Hirohiko Araki
8 32,655 276,830 ”Detective Conan 105” Gosho Aoyama
9 28,226 87,387 ”Blue Lock - EPISODE Nagi - 4” (Story) Muneyuki Kaneshiro / (Art) Kota Sannomiya / (Character Design)Yuusuke Nomura
10 28,140 510,677 ”My Hero Academia 40” Kohei Horikoshi