Kiwameta Renkinjutsu Ni, Fukano Hanai. Banno Skill De Isekai Muso (GA Novel) [Light Novel]

[Machine Translation] There is still more to master - with great determination, the man picked up the ultimate elixir. The secret potion of rejuvenation - it rejuvenates the body while preserving its memory. But it took a long sleep for the potion to take effect... -Five hundred years later. The man, alchemist Maazen, awoke to a world that had undergone a remarkable transformation. Nations had disappeared, and there was not the slightest sign that civilization had progressed. On the contrary, people had only limited attributes and even basic alchemy had been lost. Marzen, having regained his youth and vitality, ventures out into the unknown! Making use of lost technology with lost knowledge! And a mysterious labyrinth city spreads out before Maazen - the all-powerful and strongest ability to create anything! Alchemy at its finest, nothing is impossible!

まだ極めるべきことがある―男は強い決意とともに究極の秘薬を手に取った。若返りの秘薬―記憶を維持したまま身体を若返らせる。だが、その薬が効果を発揮するには永い眠りを要した...。―500年後。その男、錬金術師マーゼンが目覚めたのは著しく変貌を遂げた世界だった。国家は消滅し、文明が進歩した様子は微塵もない。それどころか、人々は限られた属性しか有しておらず、基礎的な錬金術さえも失われてしまっていた。若さと活力を取り戻したマーゼンは未知の世界へと踏み出していく!失われた知識でロストテクノロジーを駆使!そしてマーゼンの前に広がる謎の迷宮都市―あらゆるものを作り出す万能にして最強の能力!!極めた錬金術に不可能はない!!