Kocchi Muite! Miiko (1995)

This is a cute simple story about one cute little girl named miiko. The story was tell about her dad, her mom, her perfect and mature little brother named mamoru, her love hate relationship with a cute boy named tappei, her cat (this cat also belong to tappei, they found and decided to adopted together, so it was their cat actually) named miiko--yeah, same name with miiko the lead character, this name given by tappei mom’s, indeed sweet.--her selfish but everlasting friend named mari-chan, her motherly friend named yuuko, her rival for competing tappei named miiho, her secret (now not secret anymore) admirer named yoshida, her classmates, her school day, her holiday, her cheer day, her gloomy day, her happiness, her sadness, her love, her pure and innocent life.

Source: www.anisearch.com/manga/4905