Manchuria Opium SquadManchuria Opium Squad.

Manchuria Opium Squad (Japanese: 満州アヘンスクワッド, Hepburn: Manshū Ahen Sukuwaddo) is a Japanese manga series written by Tsukasa Monma and illustrated by Shikako (2020 to 2025) and Tsurushima (since 2026). It was first serialized on Kodansha's Comic Days online platform from April 2020 to September 2021, before being transferred to the publisher's seinen manga magazine Weekly Young Magazine. Its chapters have been collected in 22 tankōbon as of November 2025.