In Another World With My Smartphone Novel Volume 18 was written by Patora Fuyuhara and illustrated by Eiji Usatsuka.

The two continents have collided, but a sinister bombardment from the space between worlds casts a shadow on the occasion. What foul machinations has this wicked god orchestrated? Unfortunately, Touya may not live to find out! A new poison has appeared that can render him and everyone he loves completely powerless. Will Touya’s budding divinity help him pull through, or has the unstoppable Grand Duke of Brunhild finally met his match? Pack your antidotes and prepare for a tale of swords, sorcery, and drones!

In Another World With My Smartphone Novel Volume 16 was written by Patora Fuyuhara and illustrated by Eiji Usatsuka.

Still struggling to unite two worlds, fledgling god Mochizuki Touya carries on with his work. The mutants continue to attack the Reverse World, hungrily devouring the souls of the fallen in service of Yula and the wicked god. And so, it's up to Touya to teach another set of off-worlders how to pilot the Frame Gears! Hopefully he's not too late... Elsewhere, a mystery unfurls regarding a long-lost prince of a devastated kingdom... Perhaps the Mage-King of Isengard has the answers Touya seeks? Chaos runs rampant, tearing open the veil upon a story of swords, sorcery, and heterochromia!

In Another World With My Smartphone Novel Volume 17 was written by Patora Fuyuhara and illustrated by Eiji Usatsuka.

Doctor Babylon creates a new technological breakthrough thanks to the help of Elluka, a renowned Gollem engineer. What is this new invention, you might ask? Why, it's the Core Frame, of course! A new, revolutionary animal-shaped mech that interfaces with the Gollems of the Reverse World. But will they be able to iron out all the kinks before disaster strikes? The golden mutants stand poised to bring the Reverse World to ruin, and they won't wait around for countermeasures to be perfected! Brace yourself for a tale of swords, sorcery, and political powerplays!

In Another World With My Smartphone Novel Volume 15 was written by Patora Fuyuhara and illustrated by Eiji Usatsuka.

After a series of troubling events, Mochizuki Touya takes some much-needed downtime. The fate of two worlds still hangs in the balance, he needs to secure more allies in the Reverse World, and Yula and the wicked god continue their dark machinations in the background, but that doesn't mean that our hero can't take a little time for romance and relaxation. But unbeknownst to our crew, another god may have set his eyes on the mortal realm... Lovers waltz and blades clash, unveiling a story of swords, sorcery, and fun in the sun!