The Weakest Adventurer Becomes The Strongest In The World Thanks To最弱冒険者が【完全ドロップ】で現代最強 自分だけのレアスキルとカスタムアビリティを駆使して他の誰より強くなる!; Saijaku Boukensha ga "Kanzen Drop" de Gendai Saikyou: Jibun dake no Rare Skill to Custom Ability Kushishite Hokano Dare yori Tsuyokunaru!