The February issue will also celebrate the 10th anniversary of the manga with a bonus illustration booklet.
The anime also had two original video anime (OVA) that shipped in January and March 2018.
The magazine announced in August that the manga will end in its 23rd volume.
The official Twitter account of Abi Umeda’s Children of the Whales (Kujira no Kora wa Sajō ni Utau) manga revealed on Tuesday that the series will end its serialization in its next chapter, which will launch in the February 2023 issue of Akita Shoten’s Monthly Mystery Bonita magazine on January 6.