Oshiego-kun to wa Dekimasen
教え子くんとはデキません
Alternative
My Student Grew Huge and Proposed to Me
Dekkaku Natta Seito ni Kyuukonsareru Hanashi· でっかくなった生徒に求婚される話
manga
62
A teacher finds herself getting a marriage proposal from her former student, who has had a significant growth-spurt since they last met. Original Web Comic