Sakura Diaries

Sakura Diaries (桜通信, Sakura Tsūshin) is a Japanese seinen manga by U-Jin, and adapted into a 12-episode OVA series in 1997.

Plot
Keio College exam candidate, Touma Inaba meets a cute young girl, Urara Kasuga, at his hotel room door, who later turns out to be his cousin who he barely remembers from his childhood. His cousin, Urara Kasuga, who has feelings for him invites Touma to live with her since he has no place to stay. Before taking the test, Touma meets Meiko Yotsuba, a beautiful, sophisticated woman also trying to get into Keio. Meiko gets into Keio but Touma does not, due to a cold Urara had given him shortly before. Although he failed, he pretends to be accepted to earn Meiko's respect .Now Touma find himself caught up in a love triangle with Urara and Meiko, while struggling to keep the truth from Meiko while staying beside Urara.