She first appears in chapter 23. Aya is the younger sister of Akari Ooga and attends the same preschool as Yuzuyu.
Aya does not appear in the anime adaptation of the manga, but the character Namiko-chan, who is not present in the manga, resembles her in appearance.
Main
Kippei is quite the easygoing type and had no idea what hit him when he was told to start taking care of Yuzuyu. At his first attempt to make Yuzuyus lunch he only made an onigiri; an extra large one, but Yuzuyu eats it because Kippei is the one who cooke...
Main
Yuzuyu is a naive and bubbly little girl. She tries her best to live without her mother. She is easy to get along with. In the beginning, she tells Satsuki she wants to marry Kippei when she grows up. She is very protective of Kippei but truly only wants ...
Main
Kokoro is the soon-to-be girlfriend of Kippei. She is pretty, although quiet, and rather lonesome as she lost her mother at an early age of 6. This makes it easy for her to sympathize with Yuzuyu. Her father married another woman and thinking Kokoro could...
Supporting
Itagaki is a student at the same school as Kippei and is in the baseball club. He has a crush on Kokoro.His role in the anime was edited out and changed by an unnamed character who is an artist....
Supporting
She is the bold and controlling sister of Kippei. She is a cosmetologist and everyone in Kippeis family follows her orders. She is known for her stylish outfits and nails...
