Amazume to take hiatus from commercial manga serializationManga creator Ryuta Amazume announced on August 6 that they have been diagnosed with cancer. Image via Amazon ©Ryuta Amazume, KodanshaAmazume's Sefure manga recently ended serialization on July 27. Amazume ended the Omae no Kao wo Tashikametai ( Let Me See That Look on Your Face , image right) manga on April 23. Amazume launched the Nana & Kaoru ( Nana to Kaoru ) manga in Hakusensha 's Young Animal Arashi magazine in 2008, and the series switched to the main Young Animal magazine in 2009. Amazume wrote the spinoff manga series Nana to Kaoru: Black Label that ended in 2014.