World Trigger_
Original: ワールドトリガー
A gate to another world opens in Mikado City, and monsters called Neighbors emerge. It's up to Border Defense agent Osamu Mikumo to fight them.
Network
tv asahi
Episodes
99
Updated Feb 16, 2026
WHERE TO WATCH
Crunchyroll
26 countries
Netflix
13 countries
Hoopla
FREE
3 countries
Tubi
FREE
2 countries
Prime Video
FREE
1 country
Anime Times Amazon Channel
1 country
DROPTHE_ GOSSIP
Overview
World Trigger has 3 seasons with 99 episodes spanning 2014-2022.
Nao Tamura →
Year context
World Trigger first aired 12 years ago in 2014.
CAST (8)
SEASONS (3 seasons, 99 episodes)
SEASON 1
01
Visitor from the Other World
Approximately four years ago, a gate to another world opened in Mikado City, and invaders called Neighbors appeared.
02
Neighbor and Trion Soldier
Border sees the Neighbor Yuma as an enemy… but Osamu is unable to view him as someone with hostile intentions, and trust begins to bloom…
03
Osamu Mikumo's Ability
Combat-use Trion Soldiers attack when a gate opens in Osamu’s school just outside of the Forbidden Zone. Worried he’s not strong enough, Yuma tries to…
04
Ai Kitora, A-Rank No.5 Agent
Osamu gets more trouble than credit when he claims to have defeated Trion Soldier Marmod. Really, he’s covering for the Neighbor, Yuma. Kitora, an A-rank…
05
Power Elite, Yuichi Jin
Kitora boldly jumps onto the back of Ilgar, a new type of Trion Soldier, while it’s mid-flight and bent on attacking the city below. Suddenly,…
06
Chika Amatori's Side Effect
Yuichi and Osamu's critical mission to investigate the abnormal gate puts a lot of pressure on Osamu. Meanwhile, Yuma follows Replica’s advice and conducts an…
07
Miwa Squad's Assault
Osamu reaches out to Yuma and Replica. He and Chika learn some critical information about Neighbors from Yuma, but they're soon discovered by two A-Rank…
08
Black Trigger
A-rank agents Shuji Miwa and Yosuke Yoneya make an assault on Yuma without even asking what happened. Osamu calls Jin to help.
09
The Organization Known as Border
With Shuji's squad singlehandedly defeated, the Border Agency's executives order Yuichi to defeat Yuma and recover the Black Trigger. Osamu worries about Yuichi's impending clash,…
10
Tamakoma Branch
Jin encourages Yuma to join the Tamakoma branch. Yuma accepts it if he can team up with Osamu and Chika.
11
The Determination of Each One
Osamu hears from Replica about why Yuma came to this world, and from Chika about her true feelings.
12
A-Rank Agents of Tamakoma
Osamu, Yuma and Chika decide to join Tamakoma branch to go to Neighbor world as A-rank agents of the expedition force. They go into rigorous…
13
Border Top Team
Commander Kido fears that Tamakoma branch will become too powerful. He orders A-rank agents who belong to the headquarters to take Yuma's black trigger.
14
Miwa Corps
The battle between the A-Rank attack unit and Yuichi Jin begins to rage. In the face of top-level agents, Yuichi tries to turn it into…
15
Black Trigger Wind Blade
Yuichi finally reveals his "Wind Blade" technique with the Black Trigger. As his battle with A-Rank vets Kei and Soya reaches its climax, the Arashiyama…
16
To the Future
Yuichi Jin and the Arashiyama Unit repel the enemy. Receiving news of their elite squad's defeat, the Border Agency's headquarters starts to get nervous.
17
Border Official Enlistment
The day of Yuma and Chika's initiation into the Border Agency arrives. Osamu nervously stands by in support, while they draw the scrutiny of their…
18
Mikumo Shu VS Kazama Souya
Osamu readies for his practice fight against Soya Kazama. Soya is a symbol of overwhelming strength, while Osamu has yet to land a hit in…
19
Ranking Battle! Midorikawa Jun's Strategy
Osamu doesn't know how to deal with his new reputation as "the guy who tied with Soya Kazama". He is soon challenged by one of…
20
Duel! Yuma VS Midorikawa
Yuma and Shun Midorikawa's fight begins. Yuma quietly rages over Shun's humiliating public defeat of Osamu. How will he fight against the A-rank vet? Meanwhile,…
21
Neighbor's World
The Border brass puts together a strategy based on Replica's information about Neighborhood. Meanwhile, Yuichi Jin senses impending danger for Osamu and asks Shuji Miwa…
22
A Large-Scale Invasion Starts
The Neighbors' large-scale invasion finally begins. The invading army of Trion soldierrs is countered with a defense strategy. Just as the battle seems to turn…
23
The Holy Land, AftoKrator
Border seeks a way to counter the new Trion soldier, Rabbit. Yuma prevents Trion soldiers from infiltrating the city, but is mistaken for the enemy…
24
Nestling from Mysterious World
Trion soldiers from Aftokrator appear all over Mikado City. Border is forced to divide its forces to deal with their numbers. Chika's C-rank unit is…
25
Best Force in Border
The C-rank units are revealed to be the true target. The battle intensifies as Hyrein sends humanoid Neighbors Enedora and Ranbanein into combat. Osamu fights…
26
Fierce Fight! Enedora vs. Kazama Squad
Aftokrator's humanoid Neighbors are unveiled. These so-called Horn Triggers overwhelm the Border agents with powerful Triggers! The A-rank Kazama Unit uses Kikuchihara's Side Effect in…
27
Counterattack of Border
Kizaki, Karauma and Konami fight the sinister Hyuse and Viza so that Osamu and Chika can escape. Meanwhile, Ranbanein easily defeats Chano unit and takes…
28
Star Wand Master
Kizaki has figured out Hyuse's Trigger, Lambiris. He orders Karasuma and Konami to protect the city while he holds off Hyuse and Viza.
29
Crossroads of Destiny
Viza and Hyuse continue to pursue Chika, but Yuma and Jin arrive just in time. Yuma faces off against Viza while Jin battles Hyuse. Osamu…
30
Enemy Commander High Rain
Suwa unit traps Enedora in a virtual training room. Director Shinoda goes to offer them back-up, and the tides begin to turn for Border. Mira's…
31
Mikumo Osamu's Consciousness
Hyrein's attack turns Chika into a cube. Osamu blames himself, but is inspired by his fellow Border agents to race for Border HQ in an…
32
Implacable Enedora
Director Shinoda corners Enedora in the virtual training room. However, Enedora's powerful Black Trigger attack are more than a match for the Border agents' group…
33
The Terror of Hyrein
Karasuma uses his personal trigger Geist against Hairein. He can gain strength and speed, but he has only 200 seconds left to be able to…
34
A Fierce Showdown! The Fight of the Best
Miwa uses a trigger Lead Bullet against Hairein. Meanwhile, Yuma decides to carry out a desperate attack against Viza.
35
The End of the Battle
Yuma defeated Viza, but he has a few Trion left. Miwa was moved away from Osamu by Mira's trigger. Now there are only seven seconds…
36
The Have-not
Aftkrator withdrew from our world and the 2nd large-scale invasion is over. Although Chika was saved, Osamu lost conscious. Osamu remembers why he joined Border…
37
A Hero and a Partner
Osamu becomes conscious, and talks with Yuma after hearing the situation from his mother and Chika. One of higher-ups Karasawa takes him to the press…
38
B-Rank Wars Begin
Many journalists ask the higher-ups of Border about responsibility for damage caused by the battle. Osamu hears about Netsuki's plan from Karasawa, and then he…
39
Suwa Squad and Arafune Squad
Yuma and Chika won their first Rank Battle as Tamakoma Second Unit in front of injured Osamu. Their next opponents are the 8th place, Suwa…
40
Setting off! Mikumo Squad
Osamu recovered and rejoined his unit. Tamakoma Second had the right to choose the location this time, and they chose an urban stage with difference…
41
An Impertinent Rookie
The match seemed that it would favor the unit with the most snipers, but Arafune Unit is being driven into a corner by rest of…
42
Ko Murakami of Suzunari-1
Tamakoma Second's next opponents are the 13th place, Nasu Unit, and the 9th place, Suzunari First Unit. Yuma gets a chance to challenge the attacker…
43
Nasu Squad's Choice
Murakami's side effect is especially troublesome issue. Osamu thinks about how to prepare for the next Rank Battle.
44
The Battle in the Foul Weather
The Rank Battle started. Nasu Unit takes tactical actions as planned in the storm. However, Chika's sniping changes the whole situation.
45
The Thing That Decides the Battle
The agents have been divided into east and west across the river. On the west side, a three-way battle between the attackers begins.
46
The Ace's Willpower
On the east side, Kuruma and Betsuyaku are at the mercy of Nasu's shooting. Osamu doesn't want them to be defeated faster than him, so…
47
The Captain's Pride
Chika breaks the bank of the river by her sniping, and draws the water into the city. Osamu wants Yuma to join him as soon…
48
And Towards the Future
Mikumo Squad joins the B-rank upper tier. The fight against the top B-rank squads will be a touchstone for promotion to A-rank. Anticipating this, Osamu…
49
Fugitives from Another World
Start of World Trigger new arc, Toubousha-hen. Unknown Trion soldiers show up at Border HQ. Jin and Tachikawa take them on.
50
Invisible Assailants
Zeno, a refugee from Elgates, begs Yuma and Osamu to harbor Lilith and him during their stay in this world. With Chika taken hostage, Osamu…
51
Xeno's Trion Soldiers
Kazama Squad heads into combat as Gojima City is attacked by new Trion soldiers. Osamu tries to befriend Zeno and Lilith. Zeno offers to reveal…
52
The Sunset of Meeden
Despite Lilith's best efforts, she can't hide her loneliness. Chika and Osamu work with Kitora and Midorikawa to try and cheer her up. At that…
53
The One that Shall Be Saved
While studying with Yoneya and Kodera, Miwa sees young siblings and is reminded of his past. The peace is shattered by an attack from Gieve's…
54
Giev's Thrust
Zeno's devotion to Lilith leads him to treat Yuma and Chika like tools, enraging Osamu. Meanwhile, Gieve and Karon threaten Shizuka City with massive Trion…
55
Dead or Alive
Arashiyama Squad gathers Border's aces! Arafune and Murakami join in the battle, destroying Gieve's Trion soldiers. But Gieve's plot to blow up Shizuka City using…
56
The Secret of Lilith
Shiori takes Yuma, Osamu, and Chika on a relaxing trip to Shizuka Marine World with Zeno and Lilith. But the peace is interrupted by an…
57
Xeno and Lilith
Lilith reveals her true power in order to save Xeno and Yuma.
58
The Captured Osamu
Yuma, Chika and Xeno take the fight to the enemy in order to rescue Osamu. However, a cunning trap separates them, forcing Yuma into a…
59
The Two Black Triggers
Zeno and Chika find Osamu, while Yuma continues his fight against Giev. He struggles against Giev and Charon's skillful coordination, so similar to what he…
60
The Adventure of Yotaro
Yotaro heads towards Shizuka City with Raijinmaru, hoping to catch up to Konami. He meets a troubled young girl named Cocoa and befriends her. As…
61
Truth and Lies
Gieve and Charon begin their attack on Yuma.
62
Giev and Charon
Giev's secret is revealed. Just like Lilith, he's a Humanoid Trion Soldier created by Lamia. Meanwhile, all of Shizuka City's citizens become Charon's hostages. Tachikawa,…
63
A Reversed Future
Xeno's hand cuts thin air, and monster Gieve takes in Lilith and takes on a grotesque form.
64
A Prisoner from Aftokrator
Soon after meeting and parting with Xeno and Lilith, Yuma, Osamu and Chika begin preparing for their promotion battle.
65
No.1 Shooter, Masataka Ninomiya
Aftokrator's Black Trigger user, Enedora, is alive! Enedora sheds new light on the Large Scale Invasion and the reason that Chika was targeted. Meanwhile, B-Rank…
66
Sharpened Fangs
Tamakoma-2 starts individual training in preparation for the B-Rank rank wars. Osamu visits Arashiyama for shooter training. Chika meets a young boy during group sniper…
67
The Battle of the B-Rank Top Teams
During their brief encounter, Yuuma senses Kageura's limitless skill. Osamu receives shooter training from Arashiyama and Izumi, allowing him to truly contribute to the team.…
68
The Targeted Tamakoma
Ninomiya Squad, Kageura Squad, Azuma Squad and Mikumo Squad face off! As tensions mount, each team targets Osamu and closes in. Meanwhile, the two strongest…
69
A Battle Royal
Osamu is quickly knocked out of combat by Azuma, former leader of an A-Rank No. 1 team. Chika tries to overcome her inability to fire…
70
A Captain's Duty
Yuuma faces Kageura. Ninomiya takes advantage of this to attack them both. After the battle, Osamu is devastated by his defeat. Kazama's advice leads him…
71
A New Threat
Shinoda announces an imminent invasion by a new Neighbor country. Tachikawa and Kazama Squad are assigned to deal with the threat, based on Jin's predictions.…
72
An Evolving Mikumo Squad
After the Rank Wars against the B-Rank upper tier squads, Mikumo Squad tries to up their game. Yuzuru gives Chika an idea for overcoming her…
73
To the Future
Osamu continues to try to improve himself, Chika confronts her faults, and Yuuma has faith in them. Mikumo Squad's losses in the B-Rank Rank Wars…
SEASON 2
01
The Attack
Aftkrator have ordered Galopoula to make Border stuck, so Galopoula's Expeditionary Force tries to break into Border HQ to destroy the ship for the expedition.…
02
Collision
Inside the Border HQ, the battles begin: Gatlin and Ratarikov v. 4 strong attackers near the dock, Wen So v. Nasu and Kumagai in a…
03
Battle
Border and Galopoula's Expeditionary Force play mind games reading each other's thoughts while fighting. Reghindetz is frustrated that his diversionary plan is not working.
04
Destiny
Border fights off the enemy one by one, but Gatlin and Ratarikov have no intention of giving up on completing their mission. Hyuse talks to…
05
New Technique
About the time Jin brought Hyuse into Border HQ, Tamakoma Second started the match against Katori Unit and Kakizaki Unit. Osamu and Chika support Yuma…
06
Strong Will
Chika starts destroying buildings outside the area where Osamu has set the trap. When Yuma puts Kakizaki Unit in a corner, Kakizaki remembers his past…
07
Showdown
Fumika Teruya prioritizes getting to Chika. Yoko Katori recalls the day her and Hana's fate changed as she fights against Osamu.
08
Negotiation
The match was over. A party is held at the Tamakoma branch to celebrate their victory, and then Hyuse offers himself to join their team…
09
Captain
Osamu negotiates with higher-ups to get permission to include Hyuse in his team. Instead of allowing it, Commander Kido tells them that he is going…
10
The Upper Rank
Tamakoma Second fights in a match against Oji Unit and Ikoma Unit. They have only three matches left, and need to be in the top…
11
The strong ones
Yuma attacks Oji Unit. Besides, Ikoma and Mizukami catch up with them and Ikoma uses his special technique to strike them a hard blow. At…
12
Rookie
Yuma, Oji and Ikoma fight each other fiercely while the battle between the snipers comes to an end. Later, Hyuse shows Border agents that he…
SEASON 3
01
New Start
With Hyuse joining as a member, Mikumo Squad makes a fresh start as a new Tamakoma-2. Before the Rank Wars match, Tamakoma Branch's senior members,…
02
Choice
During the dinner at Okonomiyaki Kageura, Yuma is told Yuzuru Ema's real thought that he is going to give up on victory in B-Rank Wars…
03
Strategy
The stage that Suzumaki Daiichi chose in the B class rank battle, ROUND7 was "Urban Area D". The battle was expected to be fought in…
04
Secret Plan
Suzunaru Daiichi Murakami holding a black arc moon and Kageura attacking with a scorpion that can be transformed. With the support of the gunner Kitazoe,…
05
Unrivaled
Yuma and Hyuse fight together and make Kageura bail out, but the point goes to Suzunari-1, who dealt the most damage. Nevertheless, the two ride…
06
Decision
B-Rank Wars Round 7 finally comes to its final phase! Being gradually surrounded by Tamakoma-2 who got an advantage in numbers, Azuma Squad decides to…
07
Premonition
Tamakoma-2's result for B-Rank Wars Round 7 exceeded Osamu's expectation, but the bad feeling he had from before the match remains. And now, the opponents…
08
Will
Those who the Tamakoma Branch members happened to meet at a barbecue restaurant are Ninomiya Squad agents, their opponents in B-Rank Wars Round 8. After…
09
Formidable Opponent
Yuuma gathers information about his next opponent. Through Shun Midorikawa, he goes to the border headquarters to get an introduction to Takuma Yumiba, the leader…
10
Change of Plans
At the Tamakoma Branch, they are developing game plans based on the information that each of them gathered, but it is hard to find the…
11
Final Round
At last, the Final Round begins. Chika is ferociously attacked by Ninomiya as soon as the match starts. Amid the intense attack, will she truly…
12
Melee
Osamu attempts to open the way for Hyuse who is encircled. However, receiving fierce attacks from Ninomiya Squad, Ikoma Squad, and Yuba Squad, who want…
13
One-on-One
After Hyuse's dropout, a melee unfolds as the surrounding teams take on each other. While intense battles progress, the number of surviving agents keeps decreasing,…
14
Resolution
Tamakoma-2 and Ninomiya Squad, the last two teams left, have a head-to-head fight. Ninomiya Squad awaits Tmakoma-2's action. Yuma and Osamu begin their attack simultaneously,…
SERIES INFO
3
Seasons
99
Episodes
23 min/ep
Per Episode
Ended
Status
NETWORKS (1)
tv asahi
DETAILS
FREQUENTLY ASKED QUESTIONS
What is World Trigger about?
A gate to another world opens in Mikado City, and monsters called Neighbors emerge. It's up to Border Defense agent Osamu Mikumo to fight them.
Where can I watch World Trigger?
World Trigger is available on Crunchyroll, Netflix, Hoopla, Tubi, Prime Video. Availability varies by region.
How many seasons does World Trigger have?
World Trigger has 3 seasons with 99 episodes total.
Who stars in World Trigger?
The cast of World Trigger includes Nao Tamura, Yuichi Nakamura, Tomo Muranaka, Yuki Kaji, Hideyuki Tanaka.
What is the rating of World Trigger?
World Trigger has a rating of 7.3 out of 10 based on 47 votes on TMDB.
Is World Trigger still running?
World Trigger has ended. The final episode aired on .
GENRES (3)
Animation
Action & Adventure
Sci-Fi & Fantasy
