Rakujitsu no Pathos (Japanese: 落日のパトス, Hepburn: Rakujitsu no Patosu, "Pathos of the Setting Sun") is a Japanese manga series written and illustrated by Tsuya Tsuya [ja].

It has been serialized in Akita Shoten's seinen manga magazine Bessatsu Young Champion [ja] since November 2014.

Written and illustrated by Tsuya Tsuya [ja], Rakujitsu no Pathos started in Akita Shoten's seinen manga magazine Bessatsu Young Champion [ja] on November 4, 2014.

[2][3] Akita Shoten has collected its chapters into individual tankōbon volumes.

[4] A spin-off manga, titled Tasogare no Ethos (黄昏のエトス, Tasogare no Etosu, "Ethos of Twilight"), started in Young Champion Retsu [ja] on November 19, 2019.