The official X account for Naoya Matsumoto’s Kaijuu 8-Gou (Kaijuu No.8) series revealed on Thursday that the manga is set to conclude its serialization on July 17 with the release of the 129th chapter, marking a five-year period for the series. Shounen Jump+ commenced serialization of the manga in July 2020. Shueisha released the 15th volume on March 4. Kaijuu 8-gou boasts a total of 18 million copies of its volumes in circulation. VIZ Media acquired the English license for the manga in February 2021 and published the…