Anata no Tonari ni Suwarasete

Chapters 1-3 + Extra: Anata no Tonarini Suwarasete (Let Me Sit Next To You)
When the chair he fell in love with at first sight was purchased by someone else, Azumi becomes terribly drunk one night and is nursed back to health by an unknown man... and wouldn't you know it, it's the person who owns the chair, Takamiya Shinjin. The adorable, puppy-like Azumi is charmed by the sexually attractive Shinjin, and Azumi's battle of love commences!

(The character Kei Yamashiro is the main character on another story - Renai Sousa. Kei Yamashiro is the friend of Takamiya Shinjinm).

Chapter 4: Love Sign (oneshot)
Sawaguchi Kiego noticed that one of his classmates, the quiet & introverted Hayasaka Tooru, keeps looking at him and that gaze intrigues him, makes him want to tease him a little...