更新日 2026-09-07

The Strongest Summoner Is a Thirty-Something Guy: The Other World Domination of a Card Gamer Whose Cards Were Disposed of by His Parents

30歳になっても子供の頃から変わらないオタクライフを満喫するカードゲーマー・紙札創作。 オタク仲間が次々と人生のステージを進めて孤立する中、母親に大切なコレクションをすべて売り払われ、落ち込む間もなく異世界に飛ばされてしまう。 途方に暮れる創作だが、異世界転移によって魔物をカード化・召喚できる能力を手にしていた。 その能力で魔物に襲われた少女二人を助けたことで、おっさんカードゲーマーによる異世界攻略が幕を開ける――!! Kamifuda Sosaku, a card gamer who, even at 30, continues to enjoy the same otaku lifestyle he had as a child. While his fellow otaku friends progress through various life stages, leaving him isolated, his mother sells off his precious collection. Before he can even process his despair, he’s suddenly transported to another world. Though initially at a loss, Sosaku discovers that his otherworldly transfer has granted him the ability to turn monsters into cards and summon them. After using this power to save two girls from a monster attack, the middle-aged card gamer’s conquest of this other world begins…!!