Series · Kodansha
Thunder 3 volume Vol. 1
Graphic Novel
Nov 5, 2025
Pyontaro is a middle schooler whose little sister, Futaba, simply adores him. One day, he and his buddies-the so-called “Small Three”-decide to watch a weird disc their teacher lent them. Little do the boys realize this disc is linked to another universe…and while they aren't looking, Futaba gets sucked in! Can Pyontaro and his friends find Futaba? And just what is this other world they've discovered?!
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Thunder 3 volume Vol. 2
Graphic Novel
Nov 5, 2025
In the parallel world, Pyontaro and his pals continue to search for a way to rescue Futaba from her alien abductors. After narrowly saving some people in town, the trio is set upon by a group of armed aliens, but then…Pyontaro unleashes a devastating attack of his own! Meanwhile, aboard the alien spaceship, an even more fearsome alien squadron mobilizes to recapture Futaba after she escapes! And, as the alien invasion and subsequent subjugation of the city's residents takes a turn for the worse, an encounter between the Small Three and a certain man promises to turn the tides of fate!
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Thunder 3 volume Vol. 3
Graphic Novel
Nov 5, 2025
Not long after Segami witnesses the self-defense forces launch a suicide attack against the aliens in a desperate act of defiance, he receives news from his mother that steels his resolve to fight as well. With the Small Three in tow, Segami joins the insurrection group rebellion, and sets out ahead of his miniature comrades to take part in the Shibuya operation-a guerrilla attack against the invaders! Meanwhile, Futaba awakens from her slumber aboard the alien ship, only to find herself surrounded by armed soldiers who attack her without warning, forcing her to confront the alien menace at last!
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Thunder 3 volume Vol. 4
Graphic Novel
Nov 5, 2025
The Shibuya mission turns into a fierce battle-but after losing many of their comrades, Segami and the other remaining members of Rebellion turn to their secret weapon “Empoweral” to make their final stand against the super-powered aliens. And, little by little, the tide of battle seems to turn in their favor...Until a new menace rears its head from among the invaders' ranks! Elsewhere, the Small Three catch wind of the fighting in Shibuya from an internet broadcast and, faced with so much death and devastation, are forced to make a choice: do they continue to search for Futaba, or make for Shibuya at once?!
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Thunder 3 volume Vol. 5
Graphic Novel
Sep 3, 2025
With the people of Shibuya in imminent danger, The Small Three leap across the sky to rush to their aid! Meanwhile, Rebellion forces fighting on the front lines of Shibuya have nearly been eradicated by a pair of alien reinforcements. Just when Segami, the last man standing, is about to meet his demise, The Small Three touch down! With the remnants of Rebellion as well as Doc and co. looking on, the battle to save Shibuya, Japan, even humanity itself resumes!
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Thunder 3 volume Vol. 6
Graphic Novel
Sep 9, 2025
After infiltrating the enemy mothership, Pyontaro is finally reunited with Futuba! The only thing standing between them and freedom is the aliens' mechanical monster, THE GRAVITEX GIGANT! In a display of overwhelming power, Pyontaro thrashes the automated assailant, only to be blown overboard by a giant laser fired from the persistent pile of scrap. Meanwhile, as the fires of war die down in Shibuya, one of the aliens who fought against the emperor makes a certain proposal to rebellion.
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Thunder 3 Vol. 7
Graphic Novel
Nov 4, 2025
Rising from the ashes, Rebellion's plot to rescue Futaba begins at last. But at the same time, alien crafts carrying hordes of forces appear all over the world, wiping out all of humanity apart from Japan in the blink of an eye! Guided by their captive, Gaudou, the still-grieving Thunder Three move to take over an enemy ship, kicking off a gruesomely bloody battle onboard. Meanwhile, in the Thunder Three's absence, the devious invaders turn their sights once more to Japan!
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Thunder 3 volume Vol. 8
Graphic Novel
Feb 10, 2026
The craft carrying the Thunder Three finally arrives at the enemy's mothership, only to be intercepted due to a tip-off from one of their soldiers! Pyontaro and co. rush into battle after Pusuke, who's managed to sniff out Futaba! Meanwhile, Rebellion's forces come under heavy enemy fire, but are able to withstand the volley thanks to the effects of Empoweral. And Gaudou discovers that the emperor is aboard the same ship, while Doc and the others tear apart the hull to save humankind!
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