Image source: Ryuta Amazume’s X/Twitter account — via Anime News Network
Manga creator Ryuta Amazume announced on August 6 that they have been diagnosed with cancer. Amazume stated that they will undergo treatment and aim for a complete recovery. Amazume added that they will be going a hiatus from commercialmanga serialization for a while.
Amazume's Sefure manga recently ended serialization on July 27. Amazume launched the series in Shōnengahōsha's Young King magazine inMarch 2019. Shōnengahōsha will ship the 12th and final compiled book volume on September14.
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 series on Kodansha's YanMagaWeb website in September 2025. Kodansha shipped the second and final volume on June 19.
Amazume's Jofū manga ended in March 2025. Amazume published a one-shot versionof the manga in Hakusensha's Young Animal magazine in March 2021, and launched the full serialization in December 2021. Hakusensha published the manga's seventh and final compiledbook volume in May 2025.
Amazume launched the Nana & Kaoru (Nana to Kaoru) manga in Hakusensha's Young Animal Arashi magazine in 2008, and the series switched to themain Young Animal magazine in 2009. The series ended in August 2016. FAKKU has licensed the manga. Denpa began distributing the manga starting in October 2022 in a 3-in-1 omnibus edition.
Nana to Kaoru inspired an original video anime (OVA) project and twolive-action films. Amazume wrote the spinoff manga series Nana to Kaoru: Black Label thatended in 2014.
Amazume launched the Nana to Kaoru: Kōkōsei no SM Gokko (HighSchoolers' S&M Play) spinoff manga in the inaugural issue of Hakusensha's Harem magazine in November 2018, and ended the series in October 2021. The manga's fifth and final volumeshipped in December 2021. The manga is set during Nana and Kaoru's third year of high school.