It was serialized by Shogakukan's seinen manga magazine Monthly Sunday Gene-X from November 2002 to March 2013, with its chapters collected in sixteen tankōbon volumes.

The next day, Matsumaru learns at work that his marketing concept "Nekoki" (ねこキ, a cat-tree) has been approved as the mascot of a snack product called "Ha" ("leaf").

Written and illustrated by Q-Tarō Hanamizawa [ja], Rec was serialized in Shogakukan's seinen manga magazine Monthly Sunday Gene-X from November 19, 2002,[2] to March 19, 2013.

(Makka na Kimochi)" (Cheer!～まっかなキモチ～) performed by Kanako Sakai, written by Hiiro Misaki, and composed and arranged by Kōhei Koyama.

The series was directed by Ryūtarō Nakamura and written by Reiko Yoshida and features music by Kei Haneoka.

Idea Factory released a visual novel adaptation, titled Rec: Doki Doki Seiyū Paradise, on November 30, 2006 in limited and regular editions; the limited edition included a bonus CD, a small art book, and different cover artwork.

The goal is to choose who will be the main voice actress for the project, create new relationships, complete advertising campaigns among other things.