Apparently there is a novel with the same name, which this was adapted from.
4,497 views Isekai de Kojiin wo Hiraitakedo, nazeka Darehitori Sudatou to Shinai Ken 55Hasty MTL description: \"You\'re fired from today for the brave party!\" he said. \"Idiot, that\'s my line.\" Aliaque Mihama was branded incompetent luggage and expelled. But the true identity he has kept hiding was the True Sage, where all his skills could be used!? He was devoted to backing up the incompetent heroes by God\'s life, but he was released from his role and embarked on a free-spirited journey that was his long-cherished desire. While the hero\'s party that lost support was destroyed, it was Ariaque who lived while lightly defeating golems, king Ogres and dangerous monsters - For some reason, the saint of the hero party came after! ? [web novel](https://ncode.syosetu.com/n5256gk/) (jp) _
269 views Yuusha party wo tuihou sareta ore daga, ore kara sudatte kuretayoude ureshii. nanode daiseijo, omae ni otte korarete ha komarunodaga? Chapter 34From a caste based high school, bottom-tier Shinji Naomi is caught up in a summon of his class to a different world. However, as soon as they arrived the king said, “This guy is unnecessary because he only has clumsy skills ” and it is concluded that he is to be forced to administer the orphanage, which no one wants to do. Unfortunately for the orphanage his skills were cheat skills that cause the girls to cling to him.
219 views I Opened an Orphanage in a Different World, But Why Doesn't Anyone Want to Graduate? Chapter 55N/A
109 views Yuusha Party Wo Tsuihosareta Ore Daga, Ore Kara Sudattekureta You De Ureshii. ......nanode Dai Seijo, Omae Ni Ottekorarete Wa Komaru No Daga? Chapter 28\"You\'re fired from today for the brave party!\" he said. \"Idiot, that\'s my line.\" Aliaque Mihama was branded incompetent luggage and expelled. But the true identity he has kept hiding was the True Sage, where all his skills could be used?! He was devoted to backing up the incompetent heroes by God\'s life, but he was released from his role and embarked on a free-spirited journey that was his long-cherished desire. While the hero\'s party that lost support was destroyed, it was Ariaque who lived while lightly defeating golems, king Ogres and dangerous monsters - For some reason, the saint of the hero party came after?! --- [Original Web Novel](https://ncode.syosetu.com/n5256gk/)
290 views Yuusha Party wo Tsuihosareta Ore daga, Ore kara Sudattekureta you de Ureshii. ....nanode Dai Seijo, Omae ni Ottekorarete wa Komaru no daga 15Mihama Ariake was an adventurer who was fired from the hero’s party for being weak despite playing a critical support role. But he was actually forced to be an adventurer and was happy to be kicked out. He then saves a cute dragon girl from an evil wizard and it turns out the saintess of the hero’s party is in love with him.
83 views Yuusha Party wo Tsuihou Sareta Ore da ga, Ore kara Sudatte Kureta you de Ureshii. Ch.019