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Series · 2026 · Animation

Thunder 3

★6.6 2026 1 Season TV-MA

Unremarkably ordinary middle schoolers, Pyontaro, Hiroshi and Tsubame, wander into an extraordinary adventure when Pyontaro's little sister goes missing.

Seasons & episodes

1 season · 12 episodes

SMALL THREE

Episode 01

SMALL THREE

Jul 9, 2026 · 24 min

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.

MULTIVERSE

Episode 02

MULTIVERSE

Jul 15, 2026 · 24 min

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.

ALIENS

Episode 03

ALIENS

Jul 22, 2026 · 24 min

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.

MR. SEGAMI

Episode 04

MR. SEGAMI

Jul 29, 2026 · 24 min

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.

REBELLION

Episode 05

REBELLION

Aug 5, 2026 · 24 min

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?

GAME ON

Episode 06

GAME ON

Aug 12, 2026 · 24 min

The Rebellion announces a guerrilla attack in Shibuya and Segami resolves to join. Meanwhile, a distraught Futaba stumbles upon a furry winged creature.

COUNTERATTACK

Episode 07

COUNTERATTACK

Aug 19, 2026 · 24 min

Aliens surround a sleeping Futaba! In Shibuya, Segami and his comrades fight fiercely but lose ground. As he retreats, he spots Tashiro under attack.

THE STRANGERS

Episode 08

THE STRANGERS

Aug 26, 2026 · 24 min

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.

THE STRONG MEN

Episode 09

THE STRONG MEN

Sep 2, 2026 · 24 min

Genius commandeers an alien walker and leads a counterattack. But two fearsome alien soldiers are en route. Meanwhile, Doc and the others seek answers.

TIME IS UP

Episode 10

TIME IS UP

Sep 9, 2026 · 24 min

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”!!

Episode 11

WE ARE “THUNDER 3”!!

Sep 16, 2026 · 24 min

The "Small Three" arrive as live-streamed reinforcements to battle alien invaders, save Futaba, and officially debut as "THUNDER 3".

FINAL ATTACK

Episode 12

FINAL ATTACK

Sep 30, 2026 · 24 min

The cry rings out around the world for the Thunder 3! Humanity's last hope and their saviors against the aliens!

About the series

Thunder 3 poster
Audience score
★ 6.6 /10

based on 8 votes

Synopsis

Unremarkably ordinary middle schoolers, Pyontaro, Hiroshi and Tsubame, wander into an extraordinary adventure when Pyontaro's little sister goes missing.

AnimationSci-Fi & Fantasy

Cast

8 principal cast

Sayumi Suzushiro

Sayumi Suzushiro

Pyontaro (voice)

Natsumi Kawaida

Natsumi Kawaida

Tsubame (voice)

Eri Akiyama

Eri Akiyama

Hiroshi (voice)

Honoka Mitsubachi

Futaba Tezuka (voice)

Shogo Sakata

Shogo Sakata

Doc (voice)

Taito Ban

Taito Ban

Yuuki Hirose

Yuuki Hirose

Ryoko Maekawa

Ryoko Maekawa

Where to watch Thunder 3

Thunder 3 is available to stream on Flicksy via 6 verified sources, aggregated from publicly available embed providers. The animation has 1 season and 12 total episodes, rated 6.6/10 by 8 viewers.

Frequently asked

How many seasons does Thunder 3 have?

Thunder 3 has 1 season with 12 episodes in total.

Is Thunder 3 still on the air?

Thunder 3 is currently in production and returning for new episodes.

What network airs Thunder 3?

Thunder 3 airs on Fuji TV.

When did Thunder 3 first air?

Thunder 3 first aired on July 9, 2026.

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