Hapi Mari, also known as Happy Marriage?!, is a romantic Josei manga series written and illustrated by Maki Enjoji. The story follows Chiwa Takanashi, a hardworking office lady who agrees to marry Hokuto Mamiya, the president of her company, in order to pay off her father's debts. As Chiwa and Hokuto navigate their arranged marriage, they develop a deeper understanding of each other and discover the true meaning of love. Hapi Mari is praised for its engaging storyline, well-developed characters, and its exploration of themes such as love, trust, and personal sacrifice.