It was serialized in Shogakukan's seinen manga magazine Monthly Ikki from January 2007 to June 2012, with its chapters collected in five tankōbon volumes.

He quits his job of fifteen years to find himself, despite being a single parent living with his teenage daughter and elderly father.

[17] A spin-off series, titled Ore wa Motto Honki Dashitenai Dake (俺はもっと本気出してないだけ, "I'm Not More Serious") was serialized in Monthly Ikki from December 25, 2012,[18][19] to April 25, 2013.

[11] The film is directed by Yūichi Fukuda, starring Shinichi Tsutsumi as Shizuo Ōguro.

The acoustic guitar duo Gontiti scored the music and the all-female band Scandal performed the film's song theme "Awanai Tsumori no, Genki de ne" (会わないつもりの、元気でね, lit.