Thus Spoke Kishibe Rohan - Episode 8: Deoxyribonucleic Acid

Thus Spoke Kishibe Rohan - Episode 9: D.N.A (岸辺露伴は動かない エピソード#9 D・N・A) is a "one-shot" manga written and illustrated by Hirohiko Araki as part of the series Thus Spoke Kishibe Rohan; starring Rohan Kishibe of Diamond Is Unbreakable.

The chapter was announced in the September 2017 issue of Shueisha's Bessatsu Margaret magazine and will be published in the magazine's next issue in August.

Summary
A woman who lost her husband when he was young asks Rohan to cure her daughter, born from a sperm bank, of "certain traits" appearing in her body.