In the Iberiko Buta series:
Vol.1 Iberiko Buta to Koi to Tsubaki. (Iberico Pork and Love and Camellia)
Irie “Iberiko“, leader of the Pigs Raging Clean Up Crew, is rumored to go on uncontrollable rampages when angered, so when Tsubaki’s friends accidentally litter near the Pigs’ high school and piss them off how is it that not only does Iberiko accept their explanation but also invites Tsubaki to dinner?
Vol.2 Iberiko Buta to Koi no Dorei. (Iberico Pork and Slave of Love)
This is a sequel to Genji and Yoshimune’s story in Love and Camelia which tells about Genji’s one-sided feelings towards Yoshimune (they are both part of Irie’s crew).