Terraho-kun (てらほくん, Teraho-kun) is a manga series written and illustrated by Forbidden Shibukawa. The series is a spin-off of the Terra Formars manga series written by SAGUSA Yu and illustrated by TACHIBANA Kenichi.
In January 2016, Young Jump revealed that a new gag spin-off series of Terra Formars named Terraho-kun (てらほくん) by Forbidden Shibukawa will start in Issue 2016-06-07 in Weekly Young Jump (released on January 7, 2016). The series concluded in Issue 2016-20 with 14th chapter and included an additional crossover chapter with the series I Am a Hero (アイアムアヒーロー) from Big Comic Spirits magazine. The 2016-20 issue of Big Comic Spirits also included a crossover chapter between the series.