Heisei Haizan-hei ☆ Sumire-chan Manga Returns November 16
Kodansha's Weekly Young Magazine says Satomi U's series resumes in its 51st issue after the creator's maternity leave.
Satomi U's manga Heisei Haizan-hei ☆ Sumire-chan will resume serialization in the 51st issue of Kodansha's Weekly Young Magazine, which ships on November 16, the magazine announced on Monday, November 9, 2026, according to Anime News Network.
In a handwritten message, Satomi U said she has given birth and that she and her baby are both doing well.
The series went on hiatus in mid-July 2026 when Satomi U began maternity leave. At the time, the magazine said the break would last until mid-October.
Volume 12 due in December
Satomi U launched the manga in Weekly Young Magazine in January 2024. Kodansha will ship the 12th compiled book volume on December 4.
The manga was nominated in the Best General Manga category of Kodansha's 50th annual Manga Awards in May.
Quick answers
When does Heisei Haizan-hei ☆ Sumire-chan return?
It resumes in the 51st issue of Weekly Young Magazine, which ships on November 16, 2026.
Why was the manga on hiatus?
Satomi U took maternity leave starting in mid-July 2026.
When is the 12th volume out?
Kodansha will ship the 12th compiled volume on December 4.