Synopsis: It Seems the Production Skill Acquired in Another World is the Strongest.

Isekai de Te ni Ireta Seisan Skill wa Saikyou datta You desu ~Souzou & Kiyou no W Chiuto de Musou Suru~ / 異世界で手に入れた生産スキルは最強だったようです。～創造＆器用のWチートで無双する～ / My Isekai Crafting Powers are Stronk / 이세계에서 입수한 생산 스킬은 최강이었나 봅니다 ~창조&손재주의 더블 치트로 무쌍한다~ 29 year old Kou Kousaka is an ordinary salaryman working overtime in a black company when he dies and is sent to another world. He is given the option to become a sage, hero, or demon king. However, he chooses none of them and instead acquires a hidden skill: the ability to store items in a limitless inventory, immediately dismantle them into materials, and then use them to create something new.