Ashihara Daisuke

Official World Trigger data book consisting of the following sections, which are preceeded by an illustration collection: Border Data Base Border Development Section Neighbors Special Management Office Reader Rank War Black Box Additionally, it includes the oneshot Jitsuryokuha Elite Jin alongside a special interview with the author.

4 koma Anthology including: Daisuke Ashihara Shuichi Aso KAITO Naoshi Komi Tite Kubo Shun Numa Eichiro Oda Mitsutoshi Shimabukuro Hideaki Sorachi Yuki Tabata

A gate to another dimension has burst open, and from it emerge gigantic invincible creatures that threaten all of humanity. Earth's only defense is a mysterious group of warriors who have co-opted the alien technology in order to fight back!

Talented Elite Jin (実力派エリート迅, Jitsuryokuha Erīto Jin) is a oneshot created by Daisuke Ashihara. It is the second precursor to the World Trigger manga series, the first of which is Trigger Keeper. Talented Elite Jin is send out to reform the No.7 Base and has to defend them at the same time against the "Neighbourhood". Creatures from another dimension have invaded Earth! Earth weapons are useless against these 'Neighbors,' but some scientists have created new weapons based on the enemy's technology. Using these weapons, humans struggle to defend themselves from the invaders. The head of the central base has sent the ace soldier, Yuuichi Jin, to help out the failing Base 7, and rescue his son Yuiga Tadashi, who is the leader there. Unfortunately, the problem with Base 7 is, in fact, Yuiga Tadashi. He's a terrible leader who cares for nothing but his own reputation and believes that being the central base leader's son allows him to do whatever he wants. Will Jin be able to fix this terrible situation? - Mangahelpers

The Hino family picks up their "little brother" from the airport. The "brother" turns out to be Rilienthal, an intelligent dog who speaks Japanese and has mysterious powers. He is also the target of men in black suits, who work for a mysterious organization. They refer him as RD-1.

Trigger Keeper (トリガーキーパー, Torigā kīpā) is a two-part one-shot created by Daisuke Ashihara. It is the first precursor to the World Trigger manga series. (from the World Trigger wiki)

Yukimaru and his friends investigate the Shiroyashiki as they look for their missing friends and run into the strange Room 303. - MAL