My Clueless First Friend manga volume 1 features story and art by Taku Kawamura.

One lonely, gloomy fifth-grade girl is the target of her classmates' relentless bullying and teasing—that is, until a new kid arrives on the scene. Friendly Takada is as clueless as he is well-meaning, but somehow he possesses the magic ability to start drawing "Grim Reaper" Nishimura out of her shell. As the elementary schoolers experience all the fun of a childhood summer together—from going to the pool to picking sunflowers to watching fireworks—an unusual friendship blossoms!

My Clueless First Friend manga volume 2 features story and art by Taku Kawamura.

With the end of summer vacation for friendly Takada and gloomy Nishimura, school is back in session. The new semester brings new changes for all the kids in their elementary class, including Nishimura. Her unusual friendship with Takada is helping her to open up little by little! But will she revert back to a wallflower when the school sports festival rolls around in autumn and Takada gets hurt? Feeling responsible, Nishimura must steel herself to be more than a spectator at the festival for the very first time! Will Takada's enthusiasm carry her through?

My Clueless First Friend manga volume 3 features story and art by Taku Kawamura.

As the season changes to winter, the cold weather does nothing to put a chill on pushy Takada and shy Nishimura’s deepening bond! Nishimura also finds herself building friendships with the rest of her classmates, too, even hosting friends at her home—for the very first time! What will she do when Christmas comes around and Takada, wondering how his feelings for Nishimura differ from how he feels about the rest of their friends, asks her if they should kiss?