Kouji Oki

Yuuma Kuga

Yuuma has a laid back personality and is not very knowledgeable about Japanese customs, due to being from another world (despite having a Japanese father), leading to some run-ins

Osamu Mikumo

Osamu Mikumo is one of the main protagonists of World Trigger and is a member of the Border with low Trion level. He joined the Border after Jin saved him. He is usually referred a

Yuuichi Jin

Yuuichi Jin is an S-Class member and also a member of Tamakoma Branch, he is one of the strongest members in the Border. He also has a black trigger named Fuujin. Jin's Side Effect

Chika Amatori

Chika Amatori is one of the main protagonists of World Trigger. Chika is very shy, and rarely says much. She has very few friends, because she voluntarily distances herself from ot

Hyuse

Hyuse is a character in the manga and anime series World Trigger. He is a Neighbor from Aftokrator who after being caught in a battle with Jin ends up stranded/abandoned on Earth.

Replica

Replica is Yuuma's Guardian. He often guides him and give him advices. However, he does not interfere with Yuuma's decision. He also assists him during battles like preparing him c

Kirie Konami

Kirie is an A-Class agent, member of Tamakoma Branch and Yuuma's mentor. She is a naïve girl who gets tricked easily, who everyone likes to make fun of because she's so gullible, a

Raijinmaru

Raijinmaru is a resident in Tamakoma Branch and Youtarou Rindou's pet capybara

Kazuaki Ouji

Ouji is an Attacker and the leader of Ouji Squad (B-rank #5). He is a perceptive and scheming individual. He also has a habit of giving others weird nicknames. He acts in a princel

Jun Arashiyama

He is an A-rank middle range All-Rounder in Border and the leader of Arashiyama Unit. He is also one of the eleven candidates for Yuuichi Jin's Fuujin.

Haruaki Azuma

Haruaki Azuma is border’s first sniper, currently a B-rank (formerly A-rank) and the leader of multiple generations of the Azuma Unit. Azuma is a very self-possessed individual. Th

Ryou Utagawa

Ryou Utagawa is a member of Kazama Squad. Ryou is a tall person who has short brown hair pulled back. In his Trigger Mode he wears navy suit with black designs on the shoulders and

Motokichi Kinuta

Border's Headquarters Development Chief.

Mira

A humanoid from Aftokrator.

Isami Touma

Isami Touma is a A-class member of the Fuyushima Unit and Ranked #1 sniper.

Noboru Koarai

A B-rank agent and an attacker of Azuma Squad.

Yotsuya

Osamu and Yuma's classmate.

Rui Osano

Suwa Squad Operator.