E1
SMALL THREE
24m · July 9, 2026
Pyontaro, Hiroshi and Tsubame — the Small 3 — load up an odd disc from their teacher. When they're not looking, Pyontaro's little sister Futaba vanishes.
E2
MULTIVERSE
24m · July 15, 2026
Stranded in a new world, the Small 3 realize they have incredible powers. They meet other versions of themselves and learn how this reality differs.
E3
ALIENS
24m · July 22, 2026
Futaba's abductors subject her to tests, but she just wants her big bwudder. The Small 3 continue the search for Futaba and encounter a tense standoff.
E4
MR. SEGAMI
24m · July 29, 2026
As college student Segami struggles with his dystopian world, a hot schoolmate hands him an enticing flyer. Hoping to meet girls, he finds something else.
E5
REBELLION
24m · August 5, 2026
With his mind in a whirl, Segami runs into the Small 3. They witness a bold fighter pilot pit his life against an alien ship. Will it light a fire?
E6
GAME ON
24m · August 12, 2026
The Rebellion announces a guerrilla attack in Shibuya and Segami resolves to join. Meanwhile, a distraught Futaba stumbles upon a furry winged creature.
E7
COUNTERATTACK
24m · August 19, 2026
Aliens surround a sleeping Futaba! In Shibuya, Segami and his comrades fight fiercely but lose ground. As he retreats, he spots Tashiro under attack.
E8
THE STRANGERS
24m · August 26, 2026
Futaba faces off against a squad of alien soldiers to protect her new friend. Facing heavy losses, Segami and the Rebellion turn to their secret weapon.
E9
THE STRONG MEN
24m · September 2, 2026
Genius commandeers an alien walker and leads a counterattack. But two fearsome alien soldiers are en route. Meanwhile, Doc and the others seek answers.
E10
TIME IS UP
24m · September 9, 2026
As the Small 3 soar toward Shibuya, Genius runs out of options against a relentless alien warrior. Reinforcements arrive — but will it be enough?
WE ARE “THUNDER 3”!!
24m · September 16, 2026
The "Small Three" arrive as live-streamed reinforcements to battle alien invaders, save Futaba, and officially debut as "THUNDER 3".