Let This Grieving Soul Retire! Woe Is the Weakling Who Leads the Strongest Party (嘆きの亡霊は引退したい ~最弱ハンターによる最強パーティ育成術, Nageki no Bōrei wa Intai Shitai: Saijaku Hunter ni Yoru Saikyō Party Ikusei-jutsu) is a Japanese light novel series written by Tsukikage and illustrated by Chyko. It began serialization as a web novel published on the user-generated novel publishing website Shōsetsuka ni Narō in January 2018. It was later acquired by Micro Magazine who began publishing it under their GC Novels light novel imprint in August 2018. A manga adaptation illustrated by Rai Hebino began serialization on Kadokawa's ComicWalker manga website in April 2019. An anime television series adaptation produced by Zero-G premiered in October 2024.
He is the male protagonist. A Level 8 treasure hunter nicknamed 'Thousand Tricks'. He's the leader of the Grieving Souls party and the Clan Master (CM) and founder of the First Steps clan. He is notoriously known as a man who can finish a difficult mission with 100% completion.
According to series creator Tsukikage, Krai is weak for real.[4]
According to series creator, Krai Andrey's role will be replaced by Lucia Rogier as the female protagonist in Volume 13.
Her second moniker is 'Stifled Shadow', and she's one of Krai's childhood friends and a member of the Grieving Souls. Though she is friendly and compassionate on her friends, and harbors romantic feelings for Krai, she is actually a beast and look down on the others who doesn't exert their best in their treasure hunting. She loves to train Tino both emotionally and psychologically, leaving the girl permanently traumatized.
She is infamously known as a troublemaker in the group, alongside with Luke Sykol.
Her second moniker is 'Deep Black', and her profession is 'Alchemist'. She is famously considered as the strong weakling and the strongest command tower of the Grieving Souls, second to Krai Andrey.
His second moniker is 'Thousand Swords'. He is notably known as the swordman who uses a wooden sword as his primary weapon. He is infamously known as a troublemaker in the group, alongside with Liz Smart.
His second moniker is 'The Immutable', and his role is 'Paladin'. He is the elder brother of Liz and Sitri Smart. He is the strongest healer of the Imperial Capital.
Her second moniker is 'Avatar of Creation'. She is the famous Magus of the Imperial Capital. She is the reason why Starlight party joins the First Steps. She is the 'step' sister of Krai Andrey. The nonblood related younger sister who created a lot of unique magic based on Krai' childhood book (grimoire) that he created for fun.
According to Tsukikage, she will replace her step brother, Krai Andrey, as the series protagonist in Volume 13.
Written by Tsukikage, Let This Grieving Soul Retire began serialization on the user-generated novel publishing website Shōsetsuka ni Narō on January 27, 2018.[8] It was later acquired by Micro Magazine who began releasing it with illustrations by Chyko under their GC Novels light novel imprint on August 30, 2018. Eleven volumes have been released as of February 2024.[9]
On November 6, 2020, Sol Press announced that they licensed light novels and released the first volume on December 28 that same year.[10] After Sol Press went defunct, J-Novel Club announced during their Anime Expo 2022 panel that they licensed the light novels.[11]
A manga adaptation illustrated by Rai Hebino began serialization on Kadokawa's ComicWalker manga website on April 27, 2019.[25] The manga adaptation's chapters have been collected by ASCII Media Works into nine volumes as of February 2024.[26]
On May 21, 2021, Yen Press announced that they licensed the manga adaptation.[27]
An anime television series adaptation was announced on February 20, 2024. It is produced by Zero-G and directed by Masahiro Takata, with Hideki Shirane writing series scripts, Yūsuke Isouchi and Shingo Fujisaki designing the characters, and Ryōhei Sataka composing the music.[3] The series premiered on October 1, 2024, on Tokyo MX and other networks.[5] The opening theme song is "Kattō Tomorrow" (葛藤Tomorrow, Conflict Tomorrow) performed by Lezel, while the ending theme song is "Scream!" (すくりぃむ!) performed by Pmaru-sama.[6]Crunchyroll streamed the series.[46]Muse Communication licensed the series in South and Southeast Asia.[47][48]