Dazzling Smiley Dog 

Souichi's life is turned upside down when he starts living with the noisy and dog-like Gaku, who on top of being a NEET has zero skills to do household chores. But for some reason, Souichi cannot leave Gaku alone and starts feeling comfortable living with him. One day, Gaku makes a sudden announcement "I want to get married to Sou-chan!" Souichi, who had being disowned by his parents, had never thought he could have a family...