Shi To - Kanojo To Boku Yukari
Shi to Kanojo to Boku (10 volumes, 1991–1999).
Azusa Mine as Yukari Tokino and Tomohiro Ichikawa as Yūsaku Matsumi. Shi to Kanojo to Boku Yukari
For those interested in the full narrative arc, the series should be read in the following order: (Original) Shi to Kanojo to Boku: Yukari (Sequel) Shi to Kanojo to Boku: Meguru (Third Series) Shi to Kanojo to Boku (10 volumes, 1991–1999)