ヘルモード　～やり込み好きのゲーマーは廃設定の異世界で無双する～ (Associated Names)

Yamada Kenichi is a 35 year old salaryman. Although he’s habitually absorbed in speedrunning through games, he had been lamenting over the current trend of ‘nuregames’* (ヌレゲー）. And as such, he was captivated by a site with the catchphrase “For you, who likes to speedrun through games” and ended up reincarnating in the world of…