Note: she is not really in Kodomo no Omocha. She is the character of the movie in the show.   Mako was the girlfriend of Hiroto Suzuhara's eldest brother, Masato Suzuhara and friend of Miwa Nakagawa. She, along with Masato and Miwa, went missing for 6 years.   When Hiroto decided to search for his lost brother in the villa that Masato was supposed to have go, and that it was supposedly not found, he met with Mako. Mako lead him to his brother only to find out that both him and Miwa had grew up but not her.    ~!It was later found that she was a ghost that had been haunted both Miwa and Hiroto since their vacation to the villa.   As said by Mako, she is like an incarnation of hatred and sadness and it seems to have ghostly powers in the form of water. Eventually, she likes to torture psychologically Miwa and Masato as she is show how she tortures Masato when giving him the herbs. Mako slowly starts to fall in love with Hiroto since she sees that he has a kind heart and at the end, she let him go. !~

Sana Kurata has a charmed life. Not only is her mother is a famous, award-winning writer, but she's the star of the hit TV comedy "Child's Toy" while still in the fifth grade. But Sana's biggest concern is Akito Hayama, a pint-sized hellion who's organized the boys in their grade-school class into a mass of unending noise and violence. With the help of Rei, her manager, chauffeur and "pimp," Sana is determined to win back control of the classroom from her new arch-enemy. But as her crusade continues, Sana moves further into Akito's life, and finds that he might not be entirely bad...or entirely safe.
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(Source: Anime News Network)

[Twitter](https://twitter.com/akiko12nakagawa)

She is married to the music composer [Kaoru Wada](https://anilist.co/staff/100112).

Sana Kurata, a child actress, faces many problems in her classroom, including a major one - her bullying classmate, Akito Hayama. Sana's outgoing and friendly nature leads her to work towards correcting all of the problems around her. Her 'meddling' irritates Hayama but at the same time captivates him, just as Hayama's gloomy nature irritates Sana and compels her to change him. As these two opposites attract each other, they face many hardships which bring them closer to a mutual understanding.
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(Source: Anime News Network)

A boy whose parents died in a car crash suddenly remembers that he had an older brother once who went missing years ago.  In an effort to find his only remaining relative, he goes out on a trip to find him, only to find himself at a mysterious mansion where a ghost of his brother's girlfriend haunts them. 

Mako Sonoda