If you're looking for anime similar to Heart Cocktail, you might like these titles.
Ekoda-chan is from the countryside, living alone in the city. She's a temp worker and a strong, carefree soul, with no solid plan for the future, who doesn't care much about guys. She talks about how she lives her life and provides support to all those women trying to survive in the real life society.
The anime follows a coffee food truck shop, where the barista makes an individual cup for each customer. The coffee brewed conscientiously, sincerely, and wholeheartedly helps customers unwind.
Asuka is a high school student who sees the apparition of a dead student named Haruka, asking Asuka to find her body. As the story progresses, Asuka and her friends attempt to find the eight scattered pieces of Haruka's corpse in the school, and learn more about the Red Person that is hunting them as they do so. The Red Person hunts students who are alone at school to kill them, and until they exit the school gates, the Red Person will keep appearing before them. When the Red Person kills a student, it scatters the student's body into eight pieces, and tasks another person to find the pieces in the school. If Asuka fails to find Haruka's body, the day will keep repeating and she and her friends will keep dying until they do.
Somera Nonomoto is the strongest NEET who has inherited the invincible “Nonomoto Mahou-ken” from her late mother. The short anime focuses on the daily life of Somera and the people around her.
Hakone is a hot spring spirit who descended to a spa resort on Earth. However, with her long slumber, she looks like a little girl on the outside. The high school boy Touya stumbles across her at a hot spring and ends up joining Hakone in retrieving her original powers.