[2] When the cheerful junior high student Kojima decides to make friends with the loner Nakahara, he discovers that Nakahara has a lonely home life, as his father is distant, and his mother is mentally unhinged.

[6][7] Digital Manga Publishing is republishing Little Butterfly in an omnibus edition to be released in February 2010.

[11][12] Mania Entertainment's Julie Rosato comments on the manga's "so sweet that it actually hurts" relationship between the protagonists.

[13] A review of the second volume of the manga by Rosato comments on the lack of relationships like the ones between the protagonists in the yaoi genre.

[14] Of the third volume of the manga, Rosato comments on the protagonists "open dialogue never took a back seat to the romantic "action" - quite often a pitfall in this genre".