Sugar Daddy Love Equation

Hibino Tsubaki is a young teenage girl with a talent for styling other people's hair. Yet, Tsubaki suffers from low self-esteem and isn't very comfortable styling her own hair. She also has a tendency to dress old-fashioned. She's teased at high school because of this. One day, popular male student Tsubaki Kyota targets Tsubaki for teasing. Tsubaki Kyota holds sway over the entire classroom and is quite a playboy. Inexplicably they fall in love. Meanwhile, Tsubaki Kyota has commitment issues...

Saya Suzuki is an ordinary employee working at a hotel. She falls in love with her elite boss Susumu Tsuge. Through their romance, Saya Suzuki grows as a person.

Successful and married with children, paper-mill owner Jihei knows better than to contradict the strict social and moral codes of 18th-century Japan. But when he meets the lovely courtesan Koharu, he becomes a man obsessed. Koharu returns his love, even foregoing other customers while Jihei schemes to somehow buy her freedom. His efforts yield ruinous consequences for his business and his family life, and Koharu is meanwhile purchased by another client.

Mitsuko Kuroda is 31 years old and single. She enjoys her life as a single woman. A big reason why she enjoys her single life is that she has counsellor "A" in her mind, which is her other self. Whenever she does not know what to do, "A" gives her the right answers. She believes her happy and peaceful single life with "A" will continue, but she falls in love with Tada-kun. He is a salesperson and younger than her.

Ayuha Samaru is a high school student. She is honest and works hard at everything, no matter what. One day, she has trouble at a gyudon restaurant due to money. A man at the restaurant, Yoshitaka Hiromitsu, helps her out. The next day, she finds that Yoshitaka Hiromitsu has come to her school as a substitute teacher for her ill homeroom teacher. Ayuha Samaru now believes that Yoshitaka Hiromitsu is her fate in love. She keeps expressing her feelings to him.

The story follows the social intercourse between a cameraman, Masaya, with a visual impairment, and Misako who disconnects from the world.

Unathletic Whitney Carmichael signs up for an intense summer boot camp to reinvent herself and falls for her personal trainer. She then finds the strength to embrace her true self and ignore the others' expectations.

Sayaka works at a office. She's not very good at her job or with love. One night, she finds a man, Itsuki, collapsed in front of her home. She takes him inside and they begin to live together. Itsuki teaches Sayaka about cooking wild herbs and collecting wild herbs, but he has a secret.