Amazume wrote the spinoff manga series Nana to Kaoru: Black Label that ended in 2014.
Amazume ended his Nana to Kaoru manga in Hakusensha’s Young Animal magazine in August 2016.
Amazume ended the Boku dake Shitteru Ichimiya-san (The Ichimiya-san Only I Know) manga in April 2018.
Manga creator Ryuta Amazume launched a new manga titled Sengyō Furin ~Ochiteiku Shufu to Shufu~ (Housecouple Adultery ~The Fall of the Househusband and Housewife~) in the Yoru Sunday section of Shogakukan’s Sunday Webry manga website on Tuesday.